... 4096Interface modeRS232,USBTransmittanceWith glass,Optical transmittance above 90%;Do not with glass,optical transmittance is 100%Explosion- ... 4mmWorking tempture0°C ~ 50°CPower supplyUSB wireDriftWithout drift,do not change with the environment.Durability>50000 hoursOperation systemWin2000 ... 5. Infrared touch screen, high stability and sensitivity,,do not drift because of the diversification of the ...