8PIN Car Bluetooth 5.0 Aux Jack o Cable Microphone Handsfree Adapter For Alpine KCM-123B/M-BUS 9501 9503 9823 9825 AUTO Accessories Feature: * 100% * Uses car's AUX signal for HD o transmission. Functions with Bluetooth-enabled devices * Eliminates clutter caused by cables and cords * No functional limitations of the car radio * Allows connection of an external o source * Integrated intelligent voice noise reduction technology to reduce echo and noise * Utilizes digital o processing to restore HIFI sound quality * Enables clear sound for phone calls * Bluetooth main control chip preserves the AUX o input function through the car system. Provides wireless music transmission for both older and current car o systems * Compatible with many older stereos where the car has reserved AUX external input function, enabling support for online music playback Specification: * Bluetooth name: JieRui-BT 5908 * Bluetooth version: 5.0 * Product voltage: 5-12V * Microphone cable length: 1.5 meters * Material: ABS * Transmission distance: 15m * Frequency response: 20Hz-20KHz * Frequency range: 2.402-2.480GHz * Distortion rate: 1% * Applicable models: For Alpine KCM-123B M-BUS 9501 9503 9823 9825 Installation: * Red power cable connects to 12V+ * Black power cable connects to 12V- * Plug into the CD player jack (please confirm corresponding socket), connect mobile phone to the Bluetooth module, select aux o source to play music from mobile phone Package Contents: * 1 x o Cable Adapter * 1 x Bluetooth Microphone Notes: * The actual color of the item may slightly differ from pictures shown due to factors such as monitor brightness and lighting conditions * Slight manual measurement deviation may occur