... FDX-B, HDX, Bluetooth, RS232 and USB, 134.2khz and 125khz, Water resistant. Software on PC and PDA. Introduction:The ... of reading, storing, displaying, and transmitting via RS232 or USB or Bluetooth wireless technology module, the identification ... -inKeyboard3 keysBatteryAA*4pcsContinuous working period12 HoursCommunication method:Bluetooth, RS232 and USBStore Temperature-30°C-65°COperating Temperature- ...