Ad828 Stereo Dynamic Microphone Preamplifier Board Mic Preamp Dc 3.7V-15V 12V

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. Working Voltage: DC 3.7V-15V Board Size: 33mm x 20mm (L*W) Notice: If you only used one channel, the other channel needs to short-circuit the input with GND, To avoid interference with the signal crosstalk. Packing List: 1pcs x AD828 Stereo Dynamic Microphone Preamplifier Board The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.