... 5" touch, ARM926 based, WINCE OS, with barcode reader,GPRS, RFID reader is optional Pocket Data Terminal, pocket pc , 3.5" touch, ... . IP & Drop test: Test per IEC60529/IP54, 1.2 meter/6 times drop to concrete11. Temperature: Operating temperature:-20 ... 50 Storage temperature:-20 to5512. Communicate on: USB /Wifi/CDMA/GPRS/Bluetooth ,( wifi ,Bluetooth or GPRS only choose single)13. Storage: SD ...