onboard MT8870 complex frequency decoding chip onboard voice input interface onboard 5 LED indicator, easy to view the output status the basic chip has been the main pin leads
【標準配備】
MT8870 DTMF *1
*商品以全照圖為準
【商品規格】
尺寸:26.5mm(長)、24.5mm(寬)、11.5mm(高)
重量:3g(克)
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