MT8870 DTMF Voice Decoder Module Telephone Audio Decoder Speech Decoding Module
1,15 €
MT8870 DTMF Voice decoding module phone module. 1,onboard MT8870 frequency decoder chip. 2,onboard voice input interface. 3,onboard five LED light, convenient to check the output state. 5, PCB size: 26.5 (mm) x24.5 (mm).
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