Aftermarket Microphone for Car Radio Receiver Bluetooth Enabled Head Units With 2.5mm or 3.5mm MIC Ports. Includes 3.5mm Female to 2.5mm Male Adapter. Replacement for Most Kenwood Receivers, Including: KMR-M308BT, KMR-D562BT, KMR-D558BT, KMR-D362BT, KMM-BT312U, KMM-BT308U, KIV-BT901, KIV-BT900, KDC-X998, KDC-X997, KDC-X996, KDC-X995, KDC-X994, KDC-X898, KDC-X897, KDC-X896, KDC-X895, KDC-X798, KDC-X797, KDC-X796, KDC-X697, KDC-X696, KDC-BT852HD, KDC-BT848U, KDC-BT358U, KDC-BT318U, KDC-BT310U, DNX9990HD, DNX9980HD, DNX9960, DNX9140, DNX8120, DNX771HD, etc. Compatible with Sony, Including: MEX- GS610BT, MEX-N5100BT, MEX-GS8100BH, MEX-N6000BT, MEX-M70BT, MEX-M50BT, XNV-660BT, XNV-770BT, XAV-72BT, XAV-712HD, XAV-70BT, XAV-701HD, XAV-68BT, XAV-62BT, XAV-622, XAV-602BT, XAV-64BT, XAV-601BT, WX-GT90BT, MEX-N5000BT, MEX-GS600BT, MEX-BT5000, MEX-BT5700U, MEX-BT4700U, MEX-BT4000P, MEX-BT4100P, MEX-BT39UW, MEX-BT3900U, etc. Compatible with Alpine: INA-W910, INE-NAV40, INE-S920HD, INE-W927HD, INE-W940, INE-W957HD, INE-Z928HD, IVE-W535HD, IVE-W555BT, UTE-42BT, UTE-52BT, CDE-W265BT etc Compatible with Pioneer: AVH-1400NEX, MVH-1400NEX, AVH-W4500NEX, AVH-211EX, AVH-200BT, AVH-270BT, AVH-4000NEX, AVH-P4400BH, AVH-P5200BT, AVH-P6300BT, DEH-X8600BS, DEH-X8700BH, DEH-X8700BS, DEH-X9500BHS, DEH-X9600BHS, DXT-736BT, FH-P800BT, FH-X700BT, FH-X70BT, FH-X720BT, FH-X820BS, MVH-P8200BT, MVH-P8300BT, MVH-X360BT, MVH-X36BT, MVH-X370BT, MVH-X560BT, MVH-X570BT, MXT-X366BT, SPH-DA01, SPH-DA100, SPH-DA110, SPH-DA210. etc. Compatible with JVC: JVC KWV31BT JVC KWV41BT JVC KWV51BT JVC KWV620BT JVC KWV820BT and so on Technical Details: ※Polar pattern: Omni directional 2.5mm connector ※Sensitivity:-30dB+/-2dB Frequency Range: 50Hz-20KHz ※Output Impedance: ≤2.2 kΩ SNR: >58dB ※Standard Operation Voltage: 4.5V ※Operation Voltage: 1.0V-10V.DC ※Wire Length: 3 m (9.84ft) Package: Microphone cable with wind muff * 1 Dash Mount * 1 Visor Clip * 2 3.5mm female to 2.5mm male adapter * 1