1,Fitment: Adapter is replacement for Mazda 3 Mazda 6 M3 M6 Pentium B70, replacement for Mazda 6 2006 to up ONLY, replacement for Mazda 3 2006 to up ONLY. 2,Performance: Bluetooth 0, stable connection, intelligent voice noise reduction technology provides you with clear sound. 3,Hands Free Calling: Built in microphone, the adapter support phone hands free call, and can protect the safety of driving. 4,Features: Support insert T card, U disk, Bluetooth wireless audio, AUX input, and you can turn on and use the hidden functions, such as online music playback. 5,Characteristics: Stable transmission, high working efficiency, compact structure does not occupy space, portable and easy to carry. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.