DTMF / Decoding Module

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MT8870 DTMF Voice Decoder Decoding Module for Arduino XD-61


1, on-board decoding chip MT8870 complex frequency2, onboard five LED indicators for easy viewing output state3, the main chip pins basically have been drawn4, on-board voice input interface5, PCB siz..

VS1003B VS1053 MP3 Module On board recording function


This MP3 shield board is designed based on VS1053B from VLSI.using this shiled you can plug in your for arduino UNO/MEGA direcly as showing in pic,dont' need need to hook up with jumpers,it's becomes ..

VS1053B TF Card Slot MP3 Music Stereo Audio Play Record Decode Board


Features Can play a variety of music formats,support for OGG encoding real-time recording SPI interface,the control signal lines are led out A headphone and stereo outputA microphone for recording A l..

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