IR LED interactive whiteboard without projector and PC for digital teaching

IR LED interactive whiteboard without projector and PC for digital teaching Competitive Advantage: multi touch and gestures control support Friendly interface, easy to use Free Online update for life smart & Fast Response All-in-one infrared Tech; Flexible Installation: Wall Mount,Freestanding and Desktop Customized Pulg & Play High resolution, high brightness&contrast Smooth writing on the screen: Anti-write noise technology Finger, glove hand, or stylus to achieve the touch