75 "benq rp7501k-uhd led, 350cd, an, ops, 18/7,10tp

Educational interactive flat screen Annotated Cloud - Instant access to the cloud EZWrite 5.0 Double pens for simultaneous cooperation with different colors Create a healthy learning environment for students - Air quality sensor - Smart Eye-Care solution Front speakers and external microphone compatibility Win 7, Win 8/8.1, Win 10/Mac OS X10.11 ~ 10.12/Chrome OS 58/Ubuntu 16.04/Fedora 28/OpenSuse 15/Android kernel version 3.10 or higher 4 mm, tempered glass Screen type: IR touch, Up to