Model: S640 Dimensions: 218mm x 130mm x 9mm Working Area: 6 x 4 Inch Pressure Sensitivity: 8192 Levels Pen: Battery - Free Pen Report Rate: 250 PPS Resolution: 5080 LPI Reading Height: 10 MM Interface: USB Operating System Support: Windows 7 or later; Mac 10.12 or later; Android 6.0 or later; Linux Color: Black