Amazon THUSTAND  
THUSTAR 8MP Document Camera & Webcam 4K with Dual Microphones, USB Visualiser A3-Size, 3-Level LED Lights, Image Invert Function, Fold, for Live Demo, Distance Education -Windows, macOS and Chrome OS
USB Document Camera with adjustable image reversal: The camera that can manually adjust image reversal. In video chat or image output, the image can be freely adjusted left/right and up/down; you can also manually adjust the reversed image that appears in the device to a normal image
8MP/2448P document camera with 30fps: using Sony's image sensor, it output ultra-high-definition images and videos live transmission, up to 2448P megapixels. Press the focus button once to automatically focus the document camera once. Moving the object under the lens, the camera will not be arbitrary automatic focus and the image dance. Macro can capture objects as close as 3.94"
Document Camera with Adjustable Image Brightness : the usb camera has brightness (plus) and brightness (minus) buttons, you can manually adjust the image brightness with 10 degree, to make sure that you can get the clear image. Camera comes with 14 ring lamp beads, 3 levels of brightness adjustable, which can eliminate shooting problems under difficult lighting conditions, allowing you to capture objects in dark and bright environments, and can also achieve Selfie fill-in function
Foldable Document Camera for teachers/classroom: embedded design, occupies a small space after folding, easy to carry; Multi-joint support with multi-angle rotate freely usb camera can capture 2D and 3D objects better and shooting high-definition images and videos. Maximum covering area: 16.5" x 116" in. (A3 paper)
USB Camera with highly compatible, plug-and-play : applicable to Windows PCS, Macs, and Chromebooks, automatically installs drivers when the device is plugged in, compatible with Tiktok, Google Meet, Skyp-Microsoft Teams, Zoom; it has built-in dual silicon microphones, which can reduce noise and improve sound quality
THUSTAR 8MP Document Camera & Webcam 4K with Dual Microphones, USB Visualiser A3
Amazon Onkyo  
Onkyo HT-S5910 Dolby Atmos 5.1.2-Channel Home Theater Package,Black
With Dolby Atmos and DTS: x Audio formats, sounds in the movie scene are mapped to their corresponding Positions within the entertainment space, allowing any audio to be localized or moved from one speaker to another all around the audience in sync with the on-screen action. The sense of spatiality unlocks a new dimension to movies and games. Enjoy classic titles through your Dolby Atmos-enabled speaker system with Dolby Surround and DTS neural: x Upmixer finding localization cues in legacy soundtracks and remapping them for 3D playback
When playing any Dolby format, engaging Dolby Atmos height virtualizer enables a more immersive listening experience, creating a virtual Surround and height effect from traditional speaker layouts without employing additional Surround or height speakers
DTS Virtual: X is a surround virtualization technology that works with DTS: X, DTS formats, and non-encoded stereo soundtracks to create an immersive 3D sound-field from horizontal speaker layouts without height speakers connected. It uses algorithms to create a convincing sense of 3D spatiality through a 5. 1-ch layout, leaving you with a pair of channels for audio distribution in Zone B.
Factory-matched speakers suit the amp’s personality and look cool in any room. Solid 2-Way front speakers include a 5˝driver and 1˝ tweeter and have a strong, confident, vibrant sound. Sealed enclosures house Dolby Atmos-enabled drivers powered by the Height channels. These reproduce the vertical dimension in 3D audio without any installation clutter. The center unit has two big drivers and tweeter while an active 130 W subwoofer with 10-inch cone punches out deep, taut bass for a visceral impact. Compact surround speakers are easily placed about the listening position, or use them in Zone B with a 3. 1. 2 layout in Main.
The receiver has four HDMI inputs and one arc-enabled output that supports up to 18 Gbps transmission of 4K vide
Onkyo HT-S5910 Dolby Atmos 5.1.2-Channel Home Theater Package,Black With Dolby A
Amazon Epson  
Epson Home Cinema 5050UB 4K PRO-UHD 3-Chip Projector with HDR,White
4K PRO-UHD (1) Projection Technology – A new type of 4K home theater experience utilizing advanced processing for resolution enhancement, color and image processing – resulting in an exceptional 4K home theater experience
True 3-Chip Projector Design – Advanced 3LCD technology displays 100% of the RGB color signal for every frame. This allows for an outstanding color gamut while maintaining excellent brightness, without any “rainbowing” or “color brightness” issues some may see with other projector technologies
Pixel-Shift Processor – Advanced pixel-shifting processor precisely controls three high-definition LCD chips to parallel process millions of pixels of information. This new type of resolution enhancement technology (1) results in an exceptionally sharp 4K visual experience
HDR Processor – Full 10-bit HDR (2) color processing accepting 100% of the HDR source information to faithfully reproduce HDR content for an exceptional visual performance
Digital Imaging Processor – Real-time 12-bit analog-to-digital video processing for smooth tonal transitions, while helping to eliminate banding, blocking and other compression artifacts from the final visual performance. This powerful processor faithfully reproduces the source material the way it was intended to be shown
Outstanding Brightness – Capable of displaying 4K content at an incredible 2,600 lumens for both color and white brightness (3). This not only provides for a wider performance envelope but allows for an exceptional HDR performance
Epson UltraBlack Technology – Epson created a Proprietary Compensation Filter designed to control the polarization of light itself. This allows Epson to suppress any stray light within the signal, producing an outstanding Dynamic Contrast ratio of 1,000,000:1
Precision HDR (2) Adjustment – Real-time HDR curve adjustment allowing for 16-steps of control to fine-tune the HDR performance – regardless of the conten
Epson Home Cinema 5050UB 4K PRO-UHD 3-Chip Projector with HDR,White 4K PRO-UHD (
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