A mic test station is a great tool to when you want to repair or rewire microphones, echo boards, or noise toys.
The manufacturer does not include any manual or documentation.Microphone test station and echo board tester. Checks transmit, receive & modulation. Wired for Cobra / President 4 pin, Cobra / President 5 pin, Cobra / President 5 Pin DIN, Midland 4 pin, Realistic, RCI, Magnum & Ranger Radios. Includes test connections on side for echo board or noise toy testing. Operates on 12 volts DC.
There's a rear mounted speaker to listen to the audio, but there's also a 3.5mm jack on the front for outputting to an external speaker or headphones.
Includes 3 Pin Power Cord