For Sale! sara-u AD828 Stereo Dynamic Microphone Preamplifier Board MIC Preamp Module DC 3.8V-15V

Current Price: $3.55
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Features and Specifications:

• If you only used one channel,the other channel needs to short-circuit the input with GND,To avoid interference with the signal crosstalk
• Size:3.2x2cm/1.3×0.79inch
• Working voltage:DC3.7V-15V
• Ultra-small volume dynamic microphone preamplifier board,two-channel design,suitable for a single lithium battery-powered,using AD828 fever op amp chip,suitable for low voltage power supply (3.7-15V)
• Note:This microphone amplifier board without power regulator circuit,can only use the battery or linear power supply,can not use switching power supply,otherwise there will be interference
• More features

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