Features: 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 5.0, 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. Specification: Item Type: Car Bluetooth Adapter_x000D_ Material: ABS_x000D_ Bluetooth Version: 5.0_x000D_ Operating Voltage: 12V_x000D_ Working Current: 20MA_x000D_ Sampling Frequency: 44.1/48/96KHz_x000D_ Frequency Response: 20 Hz-20 KHZ_x000D_ Frequency Range: 2.402-2.480GHz_x000D_ Transmission Distance: 15 meters_x000D_ Distortion Rate: 1%_x000D_ Signal to Noise Ratio: 95db_x000D_ Product Features:_x000D_ Audio HD transmission through the original AUX signal_x000D_ Bluetooth version 5.0 supports aptX, aptX HD and aptX LL_x000D_ Support for TWS (receive mode)_x000D_ AC6925A stereo Bluetooth chip_x000D_ Integrated intelligent voice noise reduction technology to reduce echo and noise_x000D_ Power supply mode:_x000D_ 1. Use the original car CD plug 12v power supply, black power is the negative pole, red is positive pole_x000D_ 2. If the original car is front AUX interface, you can buy the cigarette lighter plug, use the armrest box cigarette lighter car charging interface docking._x000D_ Applicable Model:_x000D_ Replacement for Mazda 3 Mazda 6 M3 M6 Pentium B70. _x000D_ Replacement for Mazda 6 2006 to up ONLY._x000D_ Replacement for Mazda 3 2006 to up ONLY. _x000D_ Replacement for Mazda 5 2006 to up ONLY. _x000D_ Replacement for Mazda 2 2006 to up ONLY._x000D_ Replacement for Mazda MX5 2006 to up ONLY._x000D_ Replacement for Mazda RX8 2006 to up ONLY.(The AUX line in 2006 after the models and panel with the MEDAI key can be used.)