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TC35I GSM module GSM mobile development board with voice interface antenna
1.Onboard TC35I double-frequency 900/1800 MHZ highly integrated GSM module.
2.Onboard LM2596 high-power power supply chip, powerful guarantee module work stably for a long time.
3.Onboard flip SIM gets stuck, easy loading and unloading of SIM card.
4.Onboard terminals or DC power supply (the default terminal), 7.5-12 v input voltage.
5.Onboard audio interface and microphones, convenient user calls tests.
6.Onboard UART interface, meet different user requirements.
7.Onboard three LED lights: power light, signal lights, calls for.
8.PCB board size: 68.5 (mm) x38.5 (mm).