... , ARM926 based, WINCE with barcode reader,GPRS, RFID reader is optional 3.5" PDA ,handhelds,handheld device,handheld terminals, with barcode reader,GPRS, RFID reader is optional1.Operation System ... lithium-ion battery10. IP & Drop test: Test per IEC60529/IP54, 1.2 meter/6 times drop to concrete11. Temperature: Operating temperature ...