Riotiouch H-88 digital whiteboard has 86 inch whiteboard size, infrared sensor technology, 10 users writing at the same time, multi finger touch, 32768 x 32768 touch preciseness, ≥128 dots/sec cursor speed, 12m/s transferring rate, 25ms scanning rate, 5 meter USB cable, intelligent pen tray, free software update for lifetime, page zoom in/out, strong anti-resistance to light, nano surface, exquisite and elegant noble sense design.