... , storage function.2. Full-featured with Bluetooth, WIFI, GPS, 2D barcode, 1D barcode.3. Exceptional ergonomics ensure comfortable usage.4. ID function supply ... 400MHzMemory Capacity64M Flash ROM, 64MROMData Interfacestandard: Bluetooth, WIFIcustom-made:1D barcode, 2D barcode, GPS, GPRSPower Supply3.7V (lithium battery) supply power adapterWorking TimeCan ...