1. All in one:computer, whiteboard, projector, TV, speaker, advertising machine, multifunction in one equipment. 2. Support 20 points IR touch:Adopt super sensitive touch panel, increase the touch accuracy, and it can stand more than 35 million time secure touch without any uncontrolled space. 3. 3840*2160 UHD resolution: LG A+ grade 1.07B colour original panel, AWB TECH, suit for universal application scenarios. 4. 4mm explosion-proof tempered glass: 4mm Ultra-Thin rating 7 glass protect screen effectively. 5. Infrared touch screen with aluminum plate, small heat, fast heat dissipation, which could effectively extend the life of machine. 6. Dual core processor : windows and android dual system built-in design.