DFRobot TEL0135 多协议模块 A9 GSM/GPRS 模块

Frequency: 850 MHz, 900 MHz, 1.8 GHz, 1.9 GHz

Interface Type: GPIO

Supply Voltage - Max: 2.8 V

Supply Voltage - Min: 2.8 V

Protocol - GPS, GLONASS: GSM/GPRS/GPS

Maximum Operating Temperature: + 70 C

Minimum Operating Temperature: - 20 C