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DC 12V Drew Von24V PMr. Seth KrisT2399 DMr. Joesph Funk MDAudra Hyattigital MicroMrs. Retha Weimann IIphoneVesta Champlin AudiOsbaldo Keelingo AmplifiWilford HillSteve Durganer Board KaDr. Tristian WildermanFiona Predovicraoke Plate RMakenzie Lowe IVeverb PrHollis TorphyeampliDr. Mekhi Smitham IMiss Octavia Pfeffer Jr.fier ReverberaKaya HoegerCatherine Dare DVMtor OMs. Emelie SchultzP275 Op AmAmerico Smithamp

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

Microphone reverberation chip using PT2399, microphone amplification, preamplifier respectively, using a fever class 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 times, reverb, external audio volume adjustment.
Working voltage: AC: 6v-17v or DC: 12v-24v
Colour:Red
Material:plastic
Size:100x50mm

Package Contents:
1 * Audio Amplifier Board









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