MT8870 DTMF Voice Decoder Module Telephone/ audio Decoder Speech decoding module
Features:

1, onboard complex frequency decoder chip MT8870
 
2, voice input interface board
 
3, onboard five LED indicators for easy viewing output state
 
4, the chip have been drawn mainly basic pin
 
5, PCB size: 26.5 (mm) x24.5 (mm)
 
Note: PCB design, VCC pin and GND pin are in the opposite position, please be caution!
 
The VCC pin should be the GND pin , and the GND pin should be the VCC pin.
 
 
Package Included:
 
1PCS MT8870 DTMF Voice Decoder Module Telephone/ audio Decoder Speech decoding module

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We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.

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