S P E C I F I C A T I O N S:
Calrad 80-575-M: Microphone Pre-Amp Microphone Pre-Amp, unit comes in a chassis. Includes DC power adapter. Specifications: Input/Output Jacks: RCA Type Input Impedance: Factory Adjusted Output Impedance: 5K, Factory Adjusted Frequency Response: 20HZ - 20KHZ, + - 3 DB Gain: Adjustable Power: 9VDC, 2.5mm Coax Jack Size: 4.5” L x 3” W x 1.5” H