Top 10 Best Desktop Camera With Microphone And Speaker Revealed!

Many people struggle to find a desktop camera that offers clear video quality along with built-in audio features. When video calls, online meetings, or streaming sessions become part of daily life, having an all-in-one device matters.

The best desktop camera with microphone and speaker can simplify your setup by combining these essential tools into one convenient product. This type of camera is ideal for remote workers, content creators, and anyone who spends a lot of time on video calls. It not only captures sharp images but also ensures your voice is heard clearly and lets you listen without extra devices.

In this review, we will look at the features that make certain desktop cameras stand out, including sound quality, ease of use, and compatibility. By the end, you’ll have a clearer idea of which option fits your needs and workspace.

Discover Top Picks That Combine Clear Video, Crisp Audio, and Seamless Communication

Image	Product	Price
Pick 1	Logitech Brio 101 Webcam	Check Price
Pick 2	EMEET C980 PRO Webcam	Check Price
Pick 3	AIRHUG 3-in-1 1080P Webcam	Check Price

1. Logitech Brio 101 Webcam

Enhance your video calls and streaming sessions with the Logitech Brio 101 Webcam, designed to deliver clear visuals and crisp sound. Its sleek design and practical features make it a reliable choice for work, gaming, or virtual meetings. Enjoy vibrant colors and adjustable settings that fit your personal style and needs.

Equipped with Auto-Light Balance technology, it brightens your image by up to 50%, reducing shadows for a natural, well-lit appearance. The built-in microphone ensures others hear you loud and clear, perfect for remote work or online chats.

Constructed with a minimum of 77% post-consumer recycled plastic, the Brio 101 offers durable build quality with an eco-conscious touch. It connects via a USB-A cable, guaranteeing a straightforward plug-and-play setup for Windows, macOS, and Chrome OS systems.

Compatible with popular platforms like Zoom, Microsoft Teams, and Google Meet, the webcam ensures seamless integration for various communication needs. Its compact, rectangular form factor fits neatly on desktops or laptops without taking up much space.

Pros

• Auto-Light Balance enhances brightness for clearer video quality.
• Integrated microphone delivers clear, distortion-free sound.
• Privacy shutter offers simple and reliable lens coverage.

Cons

• No water resistance, so avoid exposure to moisture or spills.

The Logitech Brio 101 Webcam combines functionality with thoughtful design for everyday use. Its balanced performance and user-friendly features make it a solid option among similar webcams.

By providing clear video, good audio, and easy privacy controls, it delivers excellent value for those needing a dependable desktop camera.

2. EMEET C980 PRO Webcam

Experience seamless communication with the EMEET C980 PRO Webcam, designed to enhance your video calls and online meetings. Combining Full HD 1080P video, four advanced microphones, and dual speakers, it delivers clear visuals and rich audio without extra devices. This multi-functional webcam creates a polished and professional presence for work or casual use.

This multi-functional webcam creates a polished and professional presence for work or casual use.

Ideal for remote work, online conferences, and family gatherings, the EMEET C980 PRO adjusts to different environments with noise cancellation and low-light correction. Its versatile field of view and fixed-focus lens keep meetings sharp and engaging. With easy setup and broad compatibility, it fits well in any workspace or home office setting.

The EMEET C980 PRO Webcam integrates a 1080P HD camera with four omnidirectional microphones and two built-in speakers, covering all your communication needs in one device. The microphones feature noise-canceling technology and echo suppression, making conversations clear even in busy environments. This reduces distractions and improves audio quality during meetings.

Its adjustable viewing angle between 60° and 98° captures wide shots, ideal for group calls or screen sharing with whiteboards. The built-in low-light correction ensures video brightness in dim environments, maintaining clear visuals. The fixed-focus lens sharpens images at a wide range of distances, preventing blurriness during presentations.

The fixed-focus lens sharpens images at a wide range of distances, preventing blurriness during presentations.

Installation is straightforward with plug-and-play USB connectivity, compatible with Windows and MacOS platforms. The webcam’s universal clip and tripod support offer flexible mounting options.

Thanks to a robust build and thoughtful design, this webcam stands out in value and reliability, suitable for professionals and casual users alike.

Pros

• Full HD 1080P video combined with dual speakers for rich multimedia experience
• Four omnidirectional microphones with active noise cancellation and echo reduction
• Adjustable viewing angle and automatic low-light correction for clear visuals in varied settings

Cons

• Not compatible with USB hubs due to power requirements

The EMEET C980 PRO excels as an all-in-one video communication tool, balancing high-quality video, clear audio, and user-friendly features. It offers a significant upgrade over basic webcams by integrating speakers and advanced microphones. This makes it a reliable choice for anyone needing an enhanced and hassle-free conferencing setup.

3. AIRHUG 3-in-1 1080P Webcam

Enhance your video communication with the AIRHUG 3-in-1 1080P Webcam, combining high-definition video, clear audio, and convenient portability. Designed to meet modern conferencing needs, this versatile webcam delivers sharp visuals and impressive sound quality, all in a compact form.

Ideal for remote work, online classes, and streaming, the integrated microphone and speaker ensure smooth, immersive interactions without extra equipment. Its sleek design and functional features define efficient video calls and meetings.

The AIRHUG 3-in-1 Webcam features a crisp 1080p resolution at 30fps, supported by a 07MP CMOS sensor with auto white balance. The 76° field of view captures a wide frame, while fixed focus guarantees consistently clear image quality for professional presentations or casual chats. Perfect for work or streaming environments that demand visual clarity and reliability.

Audio performance is enhanced by a built-in 5W speaker capable of delivering sound above 90dB, making large or noisy spaces manageable. The microphone picks up voices up to 6 feet away with noise reduction features and auto volume control for clear, balanced audio during calls.

This makes it ideal for small groups, online classes, and virtual meetings.

Compact and lightweight at just 9 oz, it fits easily into any bag or setup. The universal clip is compatible with laptops, desktops, and curved monitors, enabling flexible placement. Setup is straightforward with plug-and-play USB connectivity, supporting multiple operating systems, including Windows and Mac OS.

A privacy cover adds an extra layer of security, ensuring peace of mind during use.

Pros

• High-quality 1080p video with wide 76° field of view
• Integrated speaker and microphone with noise reduction
• Compact design with universal clip for easy mounting

Cons

• Not suitable for very large conference rooms with more than 5 participants

The AIRHUG 3-in-1 1080P Webcam offers a comprehensive solution for seamless video calls and conferencing. Its combination of sharp visuals, clear sound, portability, and user-focused features makes it a solid choice among desktop cameras with microphone and speaker capabilities.

4. RC08 2K Webcam with Speaker and Noise Reduction Mic

Experience crystal-clear visuals and rich, immersive sound with the RC08 2K Webcam with Speaker and Noise Reduction Mic. Designed to elevate your video calls and streaming sessions, this device combines advanced technology for seamless communication. Whether working from home or creating content, it delivers sharp images and clear audio in a compact design.

Whether working from home or creating content, it delivers sharp images and clear audio in a compact design.

The integrated Harman-tuned speaker and 3A noise-canceling microphone ensure your voice is heard clearly while reducing background distractions. Fast autofocus and flexible mounting options make it a versatile addition to any setup, enhancing both ease of use and professional presentation.

The RC08 webcam offers superior 1080p video quality, ensuring vibrant and accurate visuals during online meetings or recordings. Thanks to its 2-second ToF autofocus, the camera quickly adjusts to keep your image sharp, even in low-light environments. Switching between landscape and portrait modes allows smooth compatibility with various platforms.

Switching between landscape and portrait modes allows smooth compatibility with various platforms.

Built for practical use, it features a built-in privacy cover, securing your privacy without the hassle of losing a separate cap. Its advanced noise-reducing microphone minimizes office chatter, while the Harman speaker delivers clear sound without external devices. With EPTZ zoom, you can easily pan, tilt, or zoom for better framing and control.

With EPTZ zoom, you can easily pan, tilt, or zoom for better framing and control.

Plug-and-play connectivity works effortlessly across Windows, Mac OS, and Linux systems with no additional drivers required. Ideal for professionals, educators, and content creators seeking all-in-one performance without complicated setup. The RC08 strikes a good balance between image quality and audio clarity at a compact size, making it a practical desktop companion.

Pros

• Fast 0.2-second ToF autofocus ensures sharp images instantly
• High-quality 3A noise-canceling microphone and Harman speaker
• Built-in privacy cover and versatile landscape/portrait modes

Cons

• Not water resistant — intended for indoor use only

Overall, the RC08 2K Webcam combines clear imaging and premium audio in one streamlined device. It suits those looking for a reliable, easy-to-use webcam that enhances both personal and professional communication without extra peripherals.

Its thoughtful design and feature set stand out when compared to basic webcams lacking integrated audio solutions.

5. Logitech C920x HD Pro Webcam

Enhance your video calls and recordings with the Logitech C920x HD Pro Webcam, designed to deliver clear and vibrant visuals. Its automatic lighting adjustment and sharp autofocus provide bright, detailed images even in dim environments, making it a reliable choice for daily use.

The stereo audio system with dual microphones captures natural sound, ensuring every conversation feels lifelike. Whether streaming, conferencing, or creating content, this webcam supports high-definition 1080p video at 30 frames per second for smooth and crisp visuals.

The Logitech C920x offers wide compatibility, including with Windows 11 and Nintendo Switch 2’s GameChat mode, making it a versatile option for different setups. It includes advanced capture software along with a 3-month license to XSplit VCam, which allows background replacement without the need for a green screen.

The sleek black design and lightweight form factor make it easy to position and carry.

Its CMOS sensor ensures consistent image clarity, while USB connectivity guarantees straightforward plug-and-play use. The webcam produces impressive video quality suitable for professionals and casual users alike. Ideal for remote workers, streamers, and video content creators, it balances performance and usability with no hassle.

Ideal for remote workers, streamers, and video content creators, it balances performance and usability with no hassle.

Pros

• Full HD 1080p video with crisp detail and vibrant colors
• Stereo audio with dual microphones for clear sound capture
• Automatic light adjustment and autofocus for optimal image quality

Cons

• No built-in privacy shutter included

The Logitech C920x HD Pro Webcam combines excellent video and audio features with easy usability. Its reliable performance and useful software package make it a valuable tool for anyone seeking quality desktop camera functionality with microphone and speaker integration.

6. EMEET C960 Webcam with Microphone

Enhance your video calls and streaming experience with the EMEET C960 Webcam with Microphone. Delivering crisp 1080p HD video, this webcam ensures clear and natural visuals that elevate your online presence.

Its built-in omnidirectional microphones capture sharp audio, making conversations seamless and professional.

Designed with privacy in mind, the webcam includes a removable cover to protect your space when not in use. Whether working remotely, attending online classes, or hosting virtual meetings, the EMEET C960 offers reliable performance and ease of use.

The EMEET C960 combines high-definition video with user-friendly features to meet the demands of modern communication. A 1920x1080p resolution paired with a 5-layer anti-glare lens produces vibrant and smooth images.

Its fixed focus covers a range ideal for most desktop setups, enhancing sharpness from 8 to 1 inches.

Two omnidirectional microphones built into the device provide clear and natural audio pickup without needing additional equipment. The webcam supports plug-and-play operation with both USB Type-A and A-to-C adapters, offering flexibility for various devices.

The privacy cover adds a physical barrier to protect your personal space during inactive moments. Compatibility extends across Windows 10/11, macOS

14+, and Android TV 0+, making it versatile for multiple platforms. While it lacks built-in speakers, pairing with your existing audio setup is straightforward and effective.

Pros

• Full HD 1080p video quality with anti-glare lens for clear streaming.
• Dual omnidirectional microphones provide excellent audio clarity.
• Privacy cover ensures security when the camera is not in use.

Cons

• Does not include built-in speakers; separate audio device required.

Offering a balanced mix of affordability, performance, and privacy features, the EMEET C960 Webcam with Microphone stands out among desktop cameras. It is well-suited for professionals, students, and remote workers seeking dependable video and audio quality in one compact device.

7. 1080P HD Webcam with Microphone and Privacy Cover

Upgrade your video interactions with the 1080P HD Webcam featuring an integrated microphone and privacy cover. Designed to deliver crisp visuals and clear audio, it improves communication for work or play.

Experience vibrant, full HD streaming supported by a wide-angle lens and a 1/9 CMOS sensor. The built-in noise-canceling microphone ensures your voice stands out by minimizing background sounds.

The webcam includes a slide-on privacy cover to protect your privacy when not in use, preventing unwanted access with ease. Installation is simple via plug-and-play USB connectivity, requiring no drivers or complex setup. Universal compatibility allows use with various devices, including OTG-supported mobiles.

Universal compatibility allows use with various devices, including OTG-supported mobiles.

Crafted with eco-conscious materials and low-power technology, the webcam supports sustainable use without compromising durability. Its secure universal clip holds the device firmly, preventing shaking or displacement during video calls. This model is well suited for remote workers, students, streamers, and anyone needing reliable video and audio performance.

Pros

• 1080P Full HD video with wide-angle lens for vivid, sharp images
• Built-in noise-reducing microphone delivers clear sound in noisy spaces
• Automatic light correction adapts to various lighting conditions

Cons

• Limited color options, available only in light black-gray

Combining excellent video quality, clear audio, and thoughtful privacy features, this webcam offers great value for everyday digital communication. Its ease of setup and eco-friendly design make it a practical choice when seeking the best desktop camera with microphone and speaker functionality.

8. Logitech C920e HD Webcam

Experience crystal-clear video calls and seamless audio with the Logitech C920e HD Webcam. Designed to keep you looking sharp and sounding clear, this webcam ensures your presence is felt in every virtual meeting.

Its balanced field of view captures your space without crowding or cutting off important visuals.

The integrated microphone array and speaker support enhance communication by delivering natural sound quality. Whether for work or personal use, this device brings simplicity and professionalism to your online interactions.

The Logitech C920e offers a 78° fixed field of view that frames individuals perfectly while allowing room to share physical projects or items. Dual omnidirectional microphones pick up voices clearly from up to one meter, enhancing the natural tone of conversations during calls.

Built with privacy in mind, the attachable privacy screen flips over the lens, visually confirming when you’re off-camera. The webcam is certified for Zoom and compatible with popular apps like Microsoft Teams, ensuring a smooth setup across platforms. Mounting options are flexible due to the sturdy clip and tripod threads, fitting laptops, monitors, or tripods easily.

Weighting just 71 ounces, the compact design fits neatly on any workspace. Sync device management software helps organizations maintain updated devices when used for professional collaboration.

Overall, it’s a reliable choice for remote workers, educators, or anyone requiring dependable video and audio during calls.

Pros

• Sharp HD autofocus with automatic light correction for clear visuals
• Two omnidirectional microphones deliver crisp, natural audio up to one meter away
• Attachable privacy shutter provides physical assurance of camera off status

Cons

• Fixed field of view may limit flexibility in framing wider scenes

Balancing video clarity, reliable audio, and thoughtful privacy features, the Logitech C920e HD Webcam stands out for professional and everyday video communication. Its solid build and broad compatibility make it a sensible pick among similar models offering integrated microphones and speakers.

9. Camera and Speaker with Microphone for Desktop Computer

Experience seamless communication and clear visuals with the Camera and Speaker with Microphone for Desktop Computer. Its all-in-one design integrates a 1080P HD camera, quad-microphone noise cancellation, and a powerful stereo speaker for exceptional performance. Perfect for professional meetings, streaming, and virtual classes, it elevates your setup effortlessly.

Designed to fit any desktop, this device offers versatile mounting options and plug-and-play USB connectivity. Its wide 90° angle lens captures more surroundings, while a magnetic privacy shield keeps your lens secure when not in use.

Featuring a professional-grade quad-mic system, the camera minimizes background noise through AI-powered echo cancellation, ensuring crystal-clear audio during calls. The integrated 3W stereo speaker delivers rich sound, enhancing user experience across communication platforms like Zoom and Microsoft Teams.

The unit’s friction-grip base adapts well to monitors, laptops, and tripods, making setup quick and stable. Compatible with Windows, Mac, Android, and Linux, this camera system offers broad device support. Its robust build quality and industrial-grade mute button, tested for durability, promise reliability under heavy daily use.

Its robust build quality and industrial-grade mute button, tested for durability, promise reliability under heavy daily use.

Overall, the device offers excellent value by combining high-quality video, audio, and privacy features in a compact form. Ideal for telecommuters, educators, and content creators, it streamlines virtual interactions with professional-grade tools all in one package. Easy to use without complex installations, the setup meets the demands of modern digital communication seamlessly.

Easy to use without complex installations, the setup meets the demands of modern digital communication seamlessly.

Pros

• 1080P HD wide-angle camera with magnetic privacy shield
• Quad-mic noise cancellation technology for clear audio
• 3W built-in stereo speaker delivers high-quality sound

Cons

• Limited speaker volume for very large rooms

This all-in-one camera and speaker combo provides excellent audiovisual clarity with privacy and convenience features. Its compatibility across platforms and sturdy construction make it a practical choice for enhanced desktop communications.

Compared to standalone webcams or separate mic-speaker setups, this integrated system simplifies your desk while improving meeting quality.

10. Logitech BCC950 Desktop Video Conferencing Webcam and Speakerphone

The Logitech BCC950 Desktop Video Conferencing Webcam and Speakerphone combines superior video quality with crystal-clear audio in a single, compact device. Ideal for professional and home office use, it creates a seamless conferencing experience without the need for multiple peripherals.

With its high-definition camera and integrated speakerphone, it supports smooth communication where every participant can be seen and heard clearly. The sleek black design complements any workspace, while easy USB connectivity allows quick setup and use.

Delivering business-grade video through a Carl Zeiss lens, the webcam streams in full HD 1080p at 30 frames per second, making video calls sharp and natural. Its wide-angle view enables group meetings with clear visibility of everyone sitting up to 8 feet away from the unit.

The all-in-one design features a full duplex speakerphone with noise-cancelling microphone technology. This setup captures voices naturally and reduces background noise, ensuring conversations flow smoothly without interruptions.

Compatibility with popular platforms like Microsoft Lync 2013, Skype for Business, Cisco Jabber, and WebEx adds to its versatility. The device supports plug-and-play USB connectivity, requiring no complicated drivers or installations.

Users can easily control calls using the included remote or base buttons to pan, tilt, zoom, adjust volume, mute, and answer or hang up. These features improve convenience during meetings, making remote communication feel intuitive and natural.

Constructed in a freestanding form factor and weighing just 3 pounds, the unit offers portability and easy repositioning when needed. It supports both Windows and macOS operating systems, catering to a wide range of users seeking reliable video conferencing tools.

Its performance and integrated design make it an excellent choice for small teams, remote workers, and executives who want a professional-grade experience without complexity.

Pros

• 1080p HD video with Carl Zeiss lens for clear, sharp visuals
• Full duplex speakerphone with noise-cancelling microphone for superior audio clarity
• Plug-and-play USB connection with broad professional certification support

Cons

• Not water resistant, limiting outdoor or harsh environment use

Combining video and audio in one device, the Logitech BCC950 offers a streamlined solution for professional conferencing. Its ease of use and solid performance make it a valuable addition to any office setup where clear communication is key.

Things to Consider Before Buying the Best Desktop Camera with Mic & Speaker

Video quality and resolution

The clarity and smoothness of video can greatly impact the overall experience when using a desktop camera integrated with a microphone and speaker. Cameras offering HD or Full HD resolution tend to deliver clear images suitable for most daily tasks such as video calls and streaming, while 4K models provide exceptional detail for professional uses or content creation.

Cameras designed to perform well in low-light environments often include advanced sensors or features that brighten the image without excessive noise, which is particularly helpful for dimly lit rooms or evening use. These aspects combined contribute to the overall visual effectiveness of a desktop camera system, supporting both casual and more demanding visual communication needs.

Audio features

Microphone type and quality play a significant role in delivering clear and natural sound during video calls or recordings. Devices with built-in condenser or omnidirectional microphones tend to capture voices more accurately and with minimal distortion. Clarity and volume of speakers contribute to an immersive audio experience, making conversations more engaging and enjoyable.

Clarity and volume of speakers contribute to an immersive audio experience, making conversations more engaging and enjoyable. Speakers that offer balanced sound output without distortion at higher volumes enhance usability, especially in noisy environments. Noise cancellation and echo reduction technologies help reduce background sounds and reverberations, allowing for crisper audio transmission and reception.

These features work together to create a more professional and seamless communication experience, suitable for work, online learning, or casual chats. Understanding how these audio components function can guide the selection of equipment that matches specific needs and environments.

Connectivity and compatibility

Devices offering USB, Bluetooth, or wireless options provide flexibility in setup and can accommodate various desk configurations and preferences. Compatibility with operating systems such as Windows, macOS, and popular video conferencing or recording software can influence ease of use and functionality. Some models support plug-and-play connections that work immediately after plugging in, while others might require driver installation to unlock full features, which could affect initial setup time.

Some models support plug-and-play connections that work immediately after plugging in, while others might require driver installation to unlock full features, which could affect initial setup time. Considering these aspects helps match the device with existing hardware and software environments for smoother performance during video calls or recordings.

Design and build quality

The ability to adjust angles and different mounting options plays a significant role in how a camera fits into various setups, allowing for flexible positioning whether on a desk, monitor, or tripod. Size and portability add convenience, making it easier to move the device between locations or store it without occupying much space.

Together, these factors contribute to a satisfying and reliable experience suitable for multiple settings and user preferences.

Additional features

Many desktop cameras with microphone and speaker come with privacy shutters or lens covers that provide an easy way to block the camera when it’s not in use, offering peace of mind regarding privacy. Integrated mute buttons allow quick control over both the microphone and speaker, making it simple to silence conversations or audio without fumbling through software settings. Built-in lighting is a helpful feature that enhances image clarity in dim environments, providing even illumination to improve video quality.

Built-in lighting is a helpful feature that enhances image clarity in dim environments, providing even illumination to improve video quality. Autofocus capabilities ensure that images remain sharp and clear even when moving or repositioning during calls, keeping the focus on the subject without manual adjustments. These additional features make using a desktop camera more convenient, secure, and professional, especially during video meetings, online classes, or casual chats.

Price and brand reputation

Finding the right desktop camera equipped with a microphone and speaker involves considering a range of factors that contribute to overall satisfaction and value. Affordable options often provide good image and sound quality without a hefty investment, making them suitable for everyday video calls and meetings.

User reviews serve as a valuable resource to gauge real-life performance and reliability, revealing insights beyond manufacturer claims. Brands that consistently receive positive feedback for durability and service tend to maintain a loyal customer base, reflecting a dependable reputation.

Balancing features with budget constraints while paying attention to after-purchase services and customer experiences helps in selecting a device that meets communication needs effectively.

FAQ’s

What Are The Best Desktop Cameras With Built-In Microphones And Speakers For Video Conferencing?

Some of the best desktop cameras with built-in microphones and speakers for video conferencing include the Logitech MeetUp, which offers excellent audio and video quality in a compact design, and the Microsoft LifeCam Studio, known for its clear audio and high-definition video. Both are reliable choices for professional and home office setups.

How Do I Choose A Desktop Camera That Includes A High-Quality Microphone And Speaker?

To choose a desktop camera with a high-quality microphone and speaker, look for models that specify built-in noise-canceling microphones and clear, full-range speakers in their features. Additionally, check user reviews and professional ratings to ensure the audio and video performance meet your needs.

What Features Should I Look For In An All-In-One Desktop Camera With Microphone And Speaker?

Look for an all-in-one desktop camera with high-resolution video quality, a clear and noise-cancelling microphone, and built-in speakers with good sound clarity. Additionally, features like autofocus, wide-angle lens, and easy USB connectivity enhance overall performance and user experience.

Are There Any Budget-Friendly Desktop Cameras With Integrated Microphones And Speakers?

Yes, there are budget-friendly desktop cameras like the Logitech C270 and Microsoft LifeCam HD-3000 that come with integrated microphones but typically do not include built-in speakers. For speakers, external options are usually required.

How Does The Audio And Video Quality Compare Among Top Desktop Cameras With Microphones And Speakers?

Top desktop cameras with built-in microphones and speakers generally offer high-definition video quality ranging from 1080p to 4K, ensuring clear and sharp visuals. Audio quality varies, but premium models provide noise-canceling microphones and rich speakers for clear sound, while budget options may have more basic audio performance.

Conclusion

Choosing the best desktop camera with microphone and speaker involves balancing video quality, audio clarity, and ease of use. Many models offer high-resolution video and built-in microphones with noise cancellation, improving communication for remote work or virtual meetings.

However, some devices may have limited speaker volume or require additional software for optimal performance. Those seeking an all-in-one solution will appreciate the convenience of integrated features, while users with specific audio needs might prefer separate equipment. Ultimately, the best desktop camera with microphone and speaker suits individuals who prioritize seamless video calls without juggling multiple devices.

By weighing the strengths and limitations, buyers can confidently select a product that enhances their daily interactions without overspending or sacrificing essential functions.