... Class B Part 15, 22, 24 FCC certification, 850/1900 MHz. Class 10 GSM/GPRS module. CE Mark approval, and C ... 2 (Dsub 9 pin)• Fully integrated, fully sealed internal 450 MHz receiver/transmitter option:− Transmit power: 0.5 W− Range6: 3-5 ... . Initialization reliability is continuously monitored to ensure highest quality.5 Receiver will operate normally to -40°c, internal batteries are rated ...