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

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$13.22

$ 6 .47 $6.47

In Stock
  • Power input bridge , can be AC and DC, DC input can be divided into and negative, so more convenient to use
  • Dynamic microphone, electret microphone universal, a broader
  • The latest upgrade: LM317 low ripple regulator circuit design, preamplifier were used in a - op amp OP275,
  • 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.


Floahazz Microphone reverberation chip using PT2399, microphone amplification, preamplifier respectively, using a op amp OP275, microphone board two microphone volume can be independently controlled. Dynamic microphone, electret microphone can be universal. Board has MIC-1 volume, MIC-2 volume, reverberation , reverb, external audio volume adjustment.
Working : AC: 6v-17v or DC: 12v-24v
Colour:Red
Material:plastic
Size:100x50mm
Package Contents:
1 * Audio Amplifier Board
Only the above package content, other are not included.
Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed is +/- 1-3cm.