Jkjlorey DC 12V 24V PT2399 Digital Microphone Audio Amplifier Board Karaoke Plate Reverb Preamplifier Reverberator OP275 Op Amp

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Product description

  • Dynamic microphone, electret microphone universal, a broader purpose
  • Power input bridge reactor, can be AC and DC, DC input can be divided into positive and negative, so more convenient to use
  • JP1, JP2 Select the type of microphone for setting the pin JP1, JP2 all the way, jumper plug is the working mode of the electret microphone, jumper cap plug is dynamic microphone mode of operation.

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