... collectorOthersBPA-3000OS(windows 6.1)CPU(ARM9/460MHZ)Battery(2000MHZ)RAM(256MB or more)GPS,GPRS850/9001800/1900MHZBluetooth,WIFI,3GEVDO/ ... -5000OS(windows 6.5)CPU(ARM9/460-520MHZ)Battery(2000MHZ)RAM(256MBor more)GPS,GPRS850/9001800/1900MHZBluetooth,WIFI,3GEVDO/CDMA/ ... (windows CE 6.0)CPU(Samsung 667MHZ)Battery(3000MHZ)RAM(256MBor more)GPS,GPRS850/9001800/1900MHZBluetooth,WIFI,3GEVDO/CDMA/ ...