Electret microphone in a small rounded, rectangular case designed for use with "hands-free" car phones. Black plastic assembly is 1.70" x 0.92"x 0.50" high. Includes a mounting plate with two screws. 25', 2-conductor shielded cable.
Customer Comments
A customer from Calif
Great Microphone
This mic actually has a 2 stage audio amp built in. Use a 12k resistor from a 12 volt source to power it up into red lead, ground to shield. Take the audio from red to shield. About 1 volt p-p, only needs 500ua of power.