SIM900 four frequency GSM/GPRS module Core board

1. onboard SIM900 four frequency highly integrated GSM/GPRS module

2. onboard the IPX patch antenna, convenient external GSM antenna

3.on-board 40 p FPC/FFC flexible ribbon cable connector, convenient link control panel

4. onboard UART interface, meet different user requirements

5. PCB board size: 55 (mm) x 30(mm)