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 Material: ABS Bluetooth Version: 5.0 Operating Voltage: 12V Working Current: 20MA Sampling Frequency: 44.1/48/96KHz Frequency Response: 20 Hz-20 KHZ Frequency Range: 2.402-2.480GHz Transmission Distance: 15 meters Distortion Rate: 1% Signal to Noise Ratio: 95db Product Features: Audio HD transmission through the original AUX signal Bluetooth version 5.0 supports aptX, aptX HD and aptX LL Support for TWS (receive mode) AC6925A stereo Bluetooth chip Integrated intelligent voice noise reduction technology to reduce echo and noise Power supply mode: 1. Use the original car CD plug 12v power supply, black power is the negative pole, red is positive pole 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. Applicable Model: 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. Replacement for Mazda 5 2006 to up ONLY. Replacement for Mazda 2 2006 to up ONLY. Replacement for Mazda MX5 2006 to up ONLY. 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.)