ASC Audio presents replacement microphone for select car strereo radios. Microphone for Pioneer DEH-X8600BS DEH-X6700BT DEH-X6500BT DEH-X7900BT DEH-80PRS DEH-7300BT DEH-73BT. The mounting clip allows you to adjust the angle of the microphone up or down for clearer sound in your vehicle. Polar pattern: Omni-directional Mic diameter: 9.7*4.5mm Sensitivity:-47dB+/-2dB Frequency Range: 20-20KHz Output Impedance: <2.2 k ohm S to N Ratio: >58dB Standard Operation Voltage: 4.5V Operation Voltage: 1.0V-10V.DC Wire Length: approximately 4 Meters