The Optoma 3752RK is a 75" 4K creative touch 3 Series interactive flat panel display that will provide excellent collaboration and connectivity features for presentations in any classroom or business space. It has a slim, narrow-bezel, and high-end design to seamlessly fit into any environment. This interactive flat panel display also features a 0-0.8mm air gap for natural touch performance so you can write clearly and confidently with improved accuracy. It has HDMI and USB connectivity ports on the front which you can easily connect to other devices. Wireless connectivity will also allow up to four users to share content simultaneously from Windows, iOS, macOS, Chrome, or Android devices.