Audio AUX Cable Adapter Bluetooth External MIC for Opel CD30 CDC40 CD70 DVD90 High quality product supports efficient music transmission with Bluetooth version 5.0, compatible with earlier versions. Enables hands-free calling with clear audio quality. Simple plug-and-play installation into the back socket of your radio (non-destructive installation). Connect the red wire to 12V and the black wire to 12V- for power. Pair your phone or tablet with the Bluetooth module, then select AUX on your radio to play audio through car speakers. Play music from your phone, tablet, or MP3 player (devices must have Bluetooth functionality). Bluetooth version: 5.0 (backward compatible) Operating voltage: 5-12V Compatible with devices using a 40-pin flat pin connector. Fits Opel models including: Agila A from 2004 Opel H from 2004 Combo C from 2004 Corsa C from 2004 Corsa D from 2006 Meriva A from 2005 Movano A from 2006 Opel models from 2003 Tigra TwinTop from 2005 Opel C from 2005 Vivaro from 2006 Zafira B from 2005 Compatible with the following radios: CD30 MP3 (with AUX input, check pin assignment) CDC40 Opera CD60 Navi DVD90 Navi Color: Black Material: Plastic and copper Microphone cable length: 1.5 meters Package includes: 1 x Bluetooth Adapter 1 x Microphone Note: Light reflection and display differences may cause slight color variation between image and actual item. Measurement may vary by +/- 1-3 cm.