Item Type: Car Bluetooth AdapterMaterial: ABSBluetooth Version: 5.0Operating Voltage: 12VWorking Current: 20MASampling Frequency: 44.1/48/96KHzFrequency Response: 20 Hz-20 KHZFrequency Range: 2.402-2.480GHzTransmission Distance: 15 metersDistortion Rate: 1%Signal to Noise Ratio: 95dbProduct Features:Audio HD transmission through the original AUX signalBluetooth version 5.0 supports aptX, aptX HD and aptX LLSupport for TWS (receive mode)AC6925A stereo Bluetooth chipIntegrated intelligent voice noise reduction technology to reduce echo and noisePower supply mode:1. Use the original car CD plug 12v power supply, black power is the negative pole, red is positive pole2. 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.) 1Fitment: 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. 2Performance: Bluetooth 5.0, stable connection, intelligent voice noise reduction technology provides you with clear sound. 3Hands Free Calling: Built in microphone, the adapter support phone hands free call, and can protect the safety of driving. 4Features: 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. 5Characteristics: Stable transmission, high working efficiency, compact structure does not occupy space, portable and easy to carry.1 xBluetoothAdapter 1 xMicrophone 1 x User Manual