This genuine microphone is designed for use with Kenwood DDX374BT, DDX375BT, DDX376BT, DDX392, and DDX393 car stereos. The microphone is perfect for hands-free calling and voice activation features. It is compatible with Bluetooth, hands-free car kits, and other car electronics accessories. The microphone is made by IMC Audio, a trusted brand in the consumer electronics and vehicle electronics & GPS industries.