Type: 3G Bluetooth 5.0, 4 times speed Function via Bluetooth-enabled devices No functional limitations of the car radio Allows you to connect an external o source Stream music from your smartphone to your car stereo Pair your phone with the Bluetooth module and select Aux on your radio Easy installation, Plug & Play Connect wirelessly via Bluetooth without complicated coding Specification: Type: Bluetooth Module Material: ABS Color: Black Compatibility: For A3, A4 B8, B6, A6 C6, B7, C6, C5, C7, Q5, A5, A7, R7, S5, Q7, A6L, A8L, A4L Installation: 1. Connect the black cable to the 3G system. Ensure your Aux input is enabled (switch to "media" and switch to "aux") 2. Plug into the CD player jack (confirm correct socket). Connect your mobile phone to the Bluetooth module, select Aux o source, then play music from your phone Package includes: 1 x Bluetooth Module 4 x Installation Tools Note: Please confirm your car has an AMI Music Interface, typically located in the armrest box or storage compartment. Without this interface, the product will not function. Compatibility with listed vehicle models is not guaranteed. Verify that the connector fits your car before purchase. The stereo may need to be removed for installation. The package includes only the items listed; other accessories are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowed is +/- 1-3 cm.