... ", 19", 22". 4 Operating system Windows2000 / Windows XP/ Windows7 5 Machine enclosure Cold-rolled Steel, thickness:1.0-1.5mm. Paint ... , Silver, Yellow,etc. 8 Packing Polywood case 9 Optional parts Card reader, printer, barcode reader, metal keyboard, EPP, Fingerprint Identification,web ... camera, WiFi,etc. 10 Other Photos LQ-ZF02 Advertise internet machine ZF02