... modeRS232,USBTransmittanceWith glass,Optical transmittance above 90%;Do not with glass,optical transmittance is 100%Explosion-proofGlass explosion-proof, ... C ~ 50°CPower supplyUSB wireDriftWithout drift,do not change with the environment.Durability>50000 hoursOperation systemWin2000\WinXP\Win2003\Vista/CE ... village,Club,Bar,Internet cafe,Golf field ect. 42 inch FHD LCD Multi-touch screen AD Player