Above:
Preamp, 2W Amplifier w/Microphone Pre-Amp Kit
A universal audio amplifier with many applications. Includes a microphone jack. Microphone input sensitivity: 5 mV. Audio line input sensitivity: 150 mV / 47 k ohms Voltage: 9 - 14 VDC @ 300 mA. Comes with complete instructions and etched silk-screened circuit board. Can be ordered assembled.
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