75-Inch 4K Touch Screen Interactive Conference Flat Panel

Screen Type: Light Emitting Diode (LED) panel Infrared (IR) Sensing Technology 20 Touch Points, 1mm touch detection response Native Resolution - 3840 x 2160 Brightness 550 cd/m2 Response Time: 8ms Aspect Ratio: 16:9 Contrast Ratio : 1200:1 Built in speaker 12W x 2 HDMI in - x 2;HDMi out - x1;VGA in - x 1; Universal Serial Bus (USB) Port x 4;Dual WiFi Lifespan: more than 30000 hours Power Requirements - 100 - 240V Built in Android OS (Version 11.0)  CPU: ARM A73+A53, 1.5 GHz, Quadcore, Mali-G51 RAM+ROM: 8GB, 128GB Amaz is the only touch LCD display board on the market with the following features: 1) The latest Android version 8.0 2) 1mm touch detection response 3) The latest thin LCD depth and thin frame design 4) Dual wifi wireless function 5) Wireless USB dongle function   Smart PenPage up/down, fly mouse, NFC feature, highlight spot,annotationUse scenario1. product use: intelligent touch integrated TV2. system requirements: Windows 10 / 7 / XP, Android 4.0 or later3. compatible interface: usb1.1/usb2.0/usb3.0/support externalUSB extension cable or USB hubUSB Wireless Dongle: mirroring, reverse controlPlug-and-cast: No need for installation of driver;A. Touch Return: Support touch return to realize reverse control ofcomputer;B. Video Push: Push video files to the receiving end for playback;volume and playprogress can be adjusted at the sending end;C. Camera: Share the camera screen on the mobile phone in realtime;  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1