Features: Just plug the white connector into the socket back of your radio. You can just Insert this item to the back radio then Connect the red wire to 12V+, the black wire to 12V-. Match your phone or pad to bluetooth-compatible module.and Choose Aux from your radio, then you can use your phone to for play music through car speakers. You can hear music from your phone/pad/mp3(They should have blueooth function). for Mazda3 Mazda6 M3 M6 Pentium B70. Mazda6 2006 to up ONLY.Mazda3 2006 to up ONLY. Mazda5 2006 to up ONLY. Mazda2 2006 to up ONLY.MazdaMX5 2006 to up ONLY.MazdaRX8 2006 to up ONLY. Specifications: Material:Plastic Cable Length:Approx.150cm/59.1in Net Weight:38g Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Car Stereo Adapter