... Aluminium) Resistive Touchscreen 5*COM(3*RS232, 2*RS232/422/485), 1*PS/2, 1*VGA, 1*LPT, ... 256M displayI/O Connector5*COM(3*RS232, 2*RS232/422/485), 1*PS/2, 1*VGA, 1*LPT, ... Expectancy10 MillionsEnvironmental SpecificationsOprerating Tempreture-10 °C to 50 °CStorage Humidity5% to 95%@ 40°C , on-condensingVibration5-17Hz/1mm amplitude ... 250G SATA HDD, 5*COM(3*RS232, 2*RS232/422/485), 1*PS/2, 1*VGA, 1*LPT, ...