... COMMUNICATIONBluetooth® ModemV2.1 + EDR, Class 1, 115,200bpsUHF Radio4Internal, receiver (RX) and transmitter (TX), 410 to 470MHzSpread Spectrum Radio4Internal, receiver ... (RX) and transmitter (TX), 915MHzGSM/CDMA Modem4InternalENVIRONMENTALDust/Water ProtectionIP67 (IEC 60529: ...