Touch Resolution: 4096 X 4096 Transmittance: the installation of glass, the optical transmittance greater than 90%; vitreous not installed, the optical transmittance of 100% Scan rate:> 50Scans / S response: = 5mm Durability: > withstand more than 60,000,000 single point touch for the operating system: Win98 \ Win2000 \ WinXP \ WinNT \ Win2003 \ Linux Operating Voltage: DC 5V ± 5% Power supply: keyboard port Power: <1W (working current <200mA) communication : RS-232 Light resistance: the whole point of anti-glare anti-riot: Install riot glass, with a mass of 1kg smooth surface of the ball, the height of one meter free fall, Screen lossless Operating Temperature: -41 ° C ~ 70 ° C Storage Temperature: -50 ° C ~ 85 ° C Altitude: 3,000 m Noise: no drift: drift, do not change with the environment useful life: 10 years