HS0943 DTMF MT8870 Voice decoding module phone module

HS0943 DTMF MT8870 Voice decoding module phone module

1, on-board decoding chip MT8870 complex frequency 

2, on-board voice input interface 

3, onboard five LED indicators for easy viewing output state 

4, the main chip pins basically have been drawn 

5, PCB size: 26.5 (mm) x24.5 (mm)

    

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