TC35 GSM module development board of GSM mobile phone dev

TC35 GSM module development board of GSM mobile phone development board 

1. Onboard TC35 dual-frequency 900/1800MHZ highly integrated GSM module.

2. The onboard LM2596 high-power power supply chip, powerful guarantee modules to work stably for a long time.

3. The onboard flip type SIM card, SIM card users convenient loading and unloading.

4. On-board terminals or DC power supply (the default is terminal),7.5-12V input voltage.

5. The  onboard audio interface and a microphone, is convenient fo the user to do a test call;

6. On-board UART interface, to meet the needs of different users.

7. Onboard  three LED lights: the power indicator light, signal light, call indicator light.

8. PCB board size: 68.5 (mm) x38.5 (mm).