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SIM900A GSM GPRS Mobile Development Board with Voice Interface Antenna
Description:
1. Onboard SIM900A double-frequency 900/1800 MHZ highly integrated GSM/GPRS module
2. Onboard LM2596 high-power power supply chip, powerfully guarantee module work stably for a long time
3. On-board flip SIM gets stuck, easy to loading and unloading of SIM card
4. On-board terminals or DC power supply (the default terminal), input voltage: 7.5-12 v
5. Onboard audio interface and microphones, convenient for user to do calls tests
6. Onboard UART interface, meet different user requirements
7. Onboard three LED lights: power light, signal lights, indicator light when calling
8. PCB size: 68.5 mm x38.5 mm
Package included:
1xSIM900A GSM GPRS Mobile Development Board
