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Versatile and adjustable, for computers that utilize separate 3.5 mm microphone-in and audio-out ports. In-line controls let you control volume or mute calls without disruption. Convenient noise-cancelling microphone reduces background noise. Flexible microphone boom can rotate 180° to be worn on the left or right. Boom can be tucked out of the way when you’re not using it.

Create engaging learning environments with this ultra bright, 3LCD projector.Get astounding classroom projection at an affordable price point with the PowerLite E20 projector. Featuring advanced 3LCD technology, this ultra bright, 3,400-lumen1 projector delivers vibrant, true-to-life images with Best-in-Class Color Brightness2 and native XGA resolution. Designed specifically for classroom environments, the PowerLite E20 increases engagement and enriches lesson plans with HDMI® connectivity and a built-in 5 W speaker. Built to last, this durable projector provides a long lamp life of 12,000 hours in ECO Mode3, plus convenient installation and positioning flexibility for easy projection from anywhere in the classroom.

The Plenum-Rated 2x2 Drop In Ceiling Speaker is specifically designed for use in K-12 classrooms to deliver high quality audio from multimedia presentations, video clips, movies and other curriculum throughout the classroom. This speaker is designed to mount in the drop-ceiling frame that is often present in classrooms. Available in an industry standard 70 volt version with a 25 volt tap, this speaker ensures long life and quality sound. The Plenum-Rated 2x2 Drop In Ceiling Speaker has 0.5, 1.0, 2.0 and 4.0 watt taps to integrate seamlessly with a 70 or 25 volt amplifier to provide a complete classroom sound system. Additionally, the speakers can be combined with the A/V controller and RapidRun for a complete connected classroom. This ceiling mount speaker provides a clean, unobtrusive look while dispersing sound down to students at 100 degrees for full classroom coverage.

An 8K TV with exceptional detail in every sceneThis unbelievable TV features a more detailed image, high resolution and great sound. Clear movement and enhanced depth bring you extra awe.Bring out hidden detailsQuantum Matrix Pro with Mini LEDsDiscover details you’ve been missing—even in dark and light scenes. It has 1.5x more lighting zones than normal Quantum Matrix technology for even greater detail—and backlight dimming for better brightness.High 8K ResolutionNeo Quantum HDR 8K+Take in a hyper-realistic 8K picture with color and contrast. See deep blacks, bright highlights and a wide spectrum of lifelike colors—all in stunning 8K resolution adding depth and brilliance to the image. Real 8KResolution With AI UpscalingSee a clear picture with 8K resolution. It instantly improves as you watch for 4x higher resolution than 4K— for everything from games to movies, all thanks to 512 AI neural networks that help update each scene.Sharper movementAI Motion EnhancerEliminates motion stutter and sharpens small moving objects to provide the ultimate viewing experience. Never miss those hard-to-see details or blurred subtitles.²Sound that moves youDolby Atmos and Object Tracking Sound+ Put yourself in the middle of the action with built-in Dolby Atmos. When cars are speeding across the screen, 3D sound moves right along with them thanks to Object Tracking Sound.A new level of depth in every imageReal Depth Enhancer ProExperience depth and dimension on screen just like you do in real life. Real Depth Enhancer Pro finds the focal point in each frame and adjusts for a fully dimensional picture.Our fast processorNQ8 AI Gen2 ProcessorSee clear detail, stunning depth, shading and textures that result in a better-than-the-theater experience, in addition to enhancing your audio and total TV performance.Super clear motionMotion Xcelerator 165HzStream your content with ultra-smooth motion and virtually no lag or blur. Faster response and rendering mean your button-mashing gets better results with visuals that stay crisp.Content converted to HDR-like qualityAuto HDR RemasteringElevate your viewing experience with our best 8K color and contrast. AI-based algorithms help create brighter highlights and details.The best smart tv platform with multi-year software supportSamsung Tizen OSStream your favorite shows. Play games. Work out with a trainer. Do all you enjoy with Smart TV Powered by Tizen. Discover your must-have apps and streaming services all just a few clicks away.AI Energy ModeSave energy with AI Energy Mode on SmartThings.Secured by KnoxDefend your Samsung TV with Knox Security.SolarCell RemoteSay goodbye to disposable batteries. Turn up the volume on sustainability with the SolarCell Remote.Samsung TV PlusBest of TV — all for free. Choose from 250+ live TV channels and 1000s of movies and shows on demand at zero cost.

POLY Voyager 4310 UC Monaural Headset +BT700 USB-A Adapter +Charging Stand. Product type: Headset. Connectivity technology: Wireless, Bluetooth. Recommended usage: Office/Call center. Headphone frequency: 20 - 20000 Hz. Wireless range: 1968.5"" (50 m). Cable length: 59.1"" (1.5 m). Weight: 4.3 oz (122 g). Product color: Black

POLY Voyager Free 60 UC M Carbon Black Earbuds +BT700 USB-A Adapter +Basic Charge Case. Product type: Headset. Connectivity technology: Wireless, Bluetooth. Recommended usage: Calls/Music. Wireless range: 1181.1"" (30 m). Product color: Black

An impressive TV with vivid color and contrast.This elite TV features crisp resolution, clear motion and high contrast. It has a brilliant and smooth picture made possible by ultra-fine lighting and brightness.Brilliant DetailsQuantum Matrix with Mini LEDsCatch every detail in dark to bright scenes. Precise lighting from Mini LEDs boost brightness so you don't miss a thing.High 4K ResolutionNeo Quantum HDR+See content come to life with remarkable picture quality and brightness. No exaggeration: the things on screen look true enough to touch. You’ll get to absorb all the nuances of the latest Hollywood movies and the shows you love made for High Dynamic Range.Sound that moves youDolby Atmos and Object Tracking Sound+ Put yourself in the middle of the action with built-in Dolby Atmos. When cars are speeding across the screen, sound moves right along with them to deliver realistic, 3D audio thanks to Object Tracking Sound.Peak motion enhancements 144HzMotion Xcelerator 144HzPlay games and content with ultra-smooth motion and virtually no lag or blur. Get uninterrupted action with crisp visuals rendered at top speeds, so you have a seamless, non-stop picture.A new level of depth in every imageReal Depth Enhancer ProExperience depth and dimension on screen just like you do in real life. Real Depth Enhancer Pro finds the focal point in each frame and adjusts for a fully dimensional picture.AI-powered picture enhancementsAI-enhanced picture quality optimized for a super large screen. The Supersize Picture Enhancer reduces noise and increases sharpness, even at its biggest size.Watch content in up to 4K resolution.4K AI UpscalingContent instantly transformed to incredibly sharp up to 4K resolution. Whether you’re streaming an HD movie, watching live sports, or looking back at home videos, experience it all transformed into sharp 4K resolution.A speedy processorNQ4 AI Gen2 ProcessorThe power behind the 4K picture that actively improves the quality. Utilizing 20 specialized networks the AI-powered processor drives the intuitive Smart TV Hub, Dolby Atmos sound, and expertly upscaled 4K resolution. Content converted to HDR-like qualityAuto HDR RemasteringElevate your viewing experience with our best 4K color and contrast. AI-based algorithms help create brighter highlights and details.Catch details in dark scenesHDR Brightness OptimizerDark scenes become detailed so that everything is more visible. The tone of the image adjusts in real time so you can see the screen in any lighting. Plus with improved brightness, you get a rich picture with more to see. The best smart tv platform with multi-year software supportSamsung Tizen OSStream your favorite shows. Play games. Work out with a trainer. Do all you enjoy with Smart TV Powered by Tizen. Discover your must-have apps and streaming services all just a few clicks away.AI Energy ModeSave energy with AI Energy Mode on SmartThings.Secured by KnoxDefend your Samsung TV with Knox Security.SolarCell RemoteSay goodbye to disposable batteries. Turn up the volume on sustainability with the SolarCell Remote.Samsung TV PlusBest of TV — all for free. Choose from 250+ live TV channels and 1000s of movies and shows on demand at zero cost.

MSI DS502. Product type: Headset. Connectivity technology: Wired. Recommended usage: Gaming. Headphone frequency: 20 - 20000 Hz. Cable length: 78.7"" (2 m). Weight: 14.3 oz (405 g). Product color: Black, Red