Feature: 1. Professional Combination: The car audio adapter cable is equipped with a microphone, realizing hands free in driving and greatly making sure your safety. 2. AUX Function: The premium auto audio connector with one socket and AUX function, specially designed for car audio stereo, can be used with your radios. 3. Easy to Operate: All you need to do is just select AUX from the panel and connect your phone or other device through bluetooth, easy, fast and convenient. 4. Car Speaker Play: The wireless audio adapter cable could allow you to enjoy music from your phone through your car speakers, bringing a interesting driving. 5. High Performance: The high quality bluetooth radio adapter cable is strictly produced to make sure stable transmission and high efficiency, is a great replacement. Specification: Item Type: Bluetooth Audio Adapter Cable Material: ABS + Copper Colour: Black Bluetooth Version: 5.0 Voltage Input: 5V-12V DC Working Current: 600mA Standby Current: 20mA Operating Temperature: -35℃ to +75℃ Fitment: Replacement for E46 320i, 320ci, 320cic, 323i, 323ci, 323cic, 325i, 325ci, 325cic, 328i, 328ci, 328cic, 330i, 330ci, 330cic 2009 /2002- 2006. Package List: 1 x Bluetooth Audio Adapter Cable1 x Microphone Note: Only replacement for E46 3‑Series Business CD Hosts from 09/2002 or newer.