... ability, with Windows Mobile 6.1 OS, supporting GPRS quadband(850/900/1800/1900MHZ), WI-FI, bluetooth, 1D batcode scan, RFID, GPS, 3 ... (MIN), 104 times (normal), 116 times(MAX) per secondupc bar code mendingSupport(intelligent recoginition function to broken upc)Scan angle54°± 3 ... of 1.5m(5ft.), 10 times for each side/fall and roll 2000 times(50cm)/dustproof, waterproof, IP64 standard Development ...