MT8870 DTMF Voice Decoding/Calling Module


SKU: NGS1005 Category: Tags: ,


DTMF signal is the telecommunication signal over the analog phone signal, this module can recognized the button pressed signal from the analog phone signal.

  • Onboard DTMF chip MT8870
  • Onboard voice input interface/jack
  • Onboard five LED indicators for easy viewing output state
  • Chips are pin all brought out
  • PCB Size: 26.5 (mm) x24.5 (mm)


Additional information

Weight 0.01 kg

2 reviews for MT8870 DTMF Voice Decoding/Calling Module

  1. 5 out of 5


    good 😀

  2. 5 out of 5

    medvonok (verified owner)

    It is a wonderful idea for a GSM communication.

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