... ~19") HMI 2. Atom D525 CPU 3. 3*RS232,2*RS232/422/485,1*PS/2,1*LPT,4*USB,2 ... alloy(Better than Aluminium) Resistive Touchscreen 5*COM(3*RS232, 2*RS232/422/485), 1*PS/2, 1*VGA, ... NEMA4/IP65 compliant front panel Meet standard VESA hole , support desktop stand / wall mount / swing arm mountingSystemMotherboardIEC-817N2V ... , Up to 256M displayI/O Connector5*COM(3*RS232, 2*RS232/422/485), 1*PS/2, 1*VGA, ...