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 Optoma  
Optoma ML750ST Ultra-Compact 700 Lumen WXGA Short Throw LED Projector with MHL Enabled HDMI Port
Compact size and carry case: weighing under one pound, This Palm sized mini projector is perfect for the road warrior; it fits easily in a briefcase or backpack, or in the carry case, included in the box
Short throw projection: easily project in tighter spaces; the ML750ST short throw lens allows users to place the projector less than 6 feet away from the screen and still enjoy a large 100" Image
LED light source: enjoy up to 20, 000 hours of life with its brilliant LED lamp, An average of 5 hours a day for 10 plus years; LED lamps last 7 times longer than traditional lamps which require more replacements
Easy set-up with auto Keystone: ideal for space constrained environments, The ML750ST can simply be placed and the auto Keystone sensor will straighten the image on the screen with no hassle
Brightness: enjoy 700 lumens of brightness in lower lit meeting rooms, conference rooms, training rooms, classrooms and more
Go PC-free: a PC-free media player, image viewer and document reader enable users to display Office documents, PDFs and images from USB storage devices or micro SD card
Screen mirroring: share content from your mobile device, notebook, or gaming console with the integrated HD cast Pro for wireless screen mirroring via HDMI input; requires WUSB adapter, sold separately
Incredible picture quality: experience razor sharp images and videos with incredible colors and brightness with WXGA (1280 x 800) resolution and 20, 000: 1 contrast ratio
Optoma ML750ST Ultra-Compact 700 Lumen WXGA Short Throw LED Projector with MHL E
Amazon Amazon  
Amazon Echo (4th Gen) | With premium sound, smart home hub, and Alexa | Charcoal
Premium sound – Rich, detailed sound that automatically adapts to any room. Supports lossless HD audio available on select streaming services such as Amazon Music HD.
Voice control your music – Stream songs from Amazon Music, Apple Music, Spotify, SiriusXM, and more. HD requires a compatible music streaming service.
Smart home hub – Built-in hub to voice control compatible lights, locks, and sensors. Easily set up compatible Zigbee and Matter devices or select Ring Smart Lighting solar lights and bulbs.
Alexa is ready to help – Set timers, reminders, and alarms. Alexa answers questions like "Alexa, what time is it?"
Start your routines with motion – Turn on compatible lights, play your Flash Briefing, or turn on the coffee maker when you walk into the room.
Fill your home with sound – With multi-room music, play synchronized music across Echo devices in different rooms. You can also pair your Echo with compatible Fire TV devices to feel scenes come to life with home theater audio, or extend wifi coverage with a compatible eero network so you can say goodbye to drop-offs and buffering.
Connect with others hands-free – Call friends and family who have the Alexa app or an Echo device. Instantly drop in on other rooms or announce to the whole house that dinner's ready.
Privacy controls– Designed to protect your privacy – Amazon is not in the business of selling your personal information to others. Built with multiple layers of privacy controls including a mic off button.
Keep your home comfortable – Use it as temperature sensor with Amazon Smart Thermostat to run your HVAC if the inside temperature goes above your comfort zone, or use it to trigger routines.
Amazon Echo (4th Gen) | With premium sound, smart home hub, and Alexa | Charcoal
Amazon Aprilaire  
Aprilaire 500M Whole Home Humidifier with Manual Control + Bypass Humidifier Installation Kit, Compact Furnace Humidifier, Large Capacity Whole House Humidifier for Homes up to 3,000 Sq. Ft.
BUY WITH CONFIDENCE This humidifier was designed and manufactured in the U.S.A. by Aprilaire – the inventor of the whole home evaporative humidifier, and the leader in indoor air quality solutions
COMPLETE FURNACE HUMIDIFIER INSTALLATION KIT includes everything you need to install your new Aprilaire Whole Home, Manual Bypass Furnace Humidifier Models: 400M, 500M, 600M
FULL COVERAGE up to 3,000 square feet in tightly built homes with a capacity of 12 gallons per day
MANUAL HUMIDIFIER with a single sensor built into the standard control monitors indoor relative humidity for use in manually setting the percent humidity in your home
FEEL MORE COMFORTABLE while also preserving items in your home susceptible to damage from changing humidity or dry conditions
HUMIDITY FOR HEALTH Aprilaire Humidifiers can help you maintain optimal humidity in your home of 35% – 45% which has been shown to reduce the incidence of respiratory infections and symptoms related to allergies and asthma by minimizing the formation of bacteria and viruses, fungi, and dust mites. In addition, you’ll feel more comfortable while also preserving items in your home susceptible to damage from changing humidity or dry conditions
Aprilaire 500M Whole Home Humidifier with Manual Control + Bypass Humidifier Ins
Amazon IPEVO  
IPEVO V4K Ultra High Definition 8MP USB Document Camera — Mac OS, Windows, Chromebook Compatible for Live Demo, Web Conferencing, Distance Learning, Remote Teaching
Features an 8 Megapixel camera for capturing Ultra High Definition live images up to 3264 x 2448 pixels
High frame rate for lag-free live streaming – streams at up to 30 fps at full HD, and up to 15 fps at 3264 x 2448 pixel
Fast focusing speed helps minimize interruptions for frequent switching between different materials; features Sony CMOS Image Sensor for exceptional noise reduction and color Reproduction – great for capturing in dimly lit environments
Designed and made in Taiwan. Multi-jointed stand offers a simple fix for tightening loose joints caused by heavy daily use.Max Shooting Area:13.46 inch x 10.04 inch
Works with a variety of software and applications on Mac, PC and Chromebook that allows you to use it in different ways. System Requirements - Mac Intel Core i5 CPU 2.5 GHz or higher, OS X 10.10 or higher, Solid-state drive, and 200MB of free hard disk space, 256MB of dedicated video memory (For lag-free live streaming up to 1920 x 1080, and video recording of 1920 x 1080). Windows Recommended Requirements - Microsoft Windows 10,Intel Core i5 CPU 3.40 GHz or higher, 4 GB RAM, 200MB of free hard disk space, 256MB of dedicated video memory (For lag-free live streaming up to 1920 x 1080, and video recording of 1920 x 1080)
IPEVO V4K Ultra High Definition 8MP USB Document Camera — Mac OS, Windows, Chrom
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