MT8870 MT 8870 DTMF Voice Suara Phone Decoder Module board perekam The MT8870 module is a low power device DTMF decoder chip. It is a complete DTMF
receiver integrating both the band-split filter and digital decoding functions.
This module is suitable for modem interfaces, mobile radios and other DTMF
related applications.
Specifications On-board MT8870 frequency decoder chip On-board audio input interface On-board LED lights for output state indication PCB Size: 26.5 x 24.5 mm