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SpecialTouch 32 Inch Infrared Touch Frame Overlay Frame Free Driver IR Touch Screen Panel 20 Points Touch HID Compatible - USB Interface
SPECIFICATION Standard Size 32 inch Ratio 16 9 Number of Touch Points 20 Minimum Touch Object 2mm Touch Activation Force No minimum touch pressure required Touch Durability Unlimited Durability Resolution Linearity Deviation ±1mm Frames per Second Up to 450 fps Typical Response Time 3-10ms Light Transmission 100% without glass Operating Systems Driver free for Native Linux, Native Android (Compatible with GreenTouch Android Box). Single point under Mac (Does not support Smart TV Android system, Raspberry Pi) Protocols HID,TUIO,Flash Re-development Provide free SDK, support C/C++, C#, Java etc. Noise No Noises Lift Time 

Price is $176.00
Price: $175.99