Xtenzi External Bluetooth Microphone Mic Assembly For Sony Xplode Car DVD Nvigtion MEX BT Xtenzi BT Mic HQ Low Noise ,Adopting electret condenser cartridge with high sensitivity , low impedance , anti noise and ant jamming capability , with fast and accurate data transmission, which could guarantee the voice clearly and stably under kinds driving occasions, it's highly improved the speech quality of hand free car kit communication system. Adopting humanity design with U shape fixing clip , is more easy to install and reliable. Compatible with sony model XAMC10, XA-MC10 , MEX-BT Series Stereos