📡【Bluetooth Aux Receiver for Car】With this 3.5mm AUX adapter, you can pair and link your phone or laptop with your old car stereo/home stereo/3.5mm wired headphone/speaker, Equipped with an advanced Bluetooth 5.0 chip, it has stable connection, fast transmission, and wide signal range！ | 👍【Intelligent Noise Reduction】Our AUX Bluetooth adapter adopts the latest CVC8.0 Noise Cancellation and Digital Signal Processor (DSP) technologies, which eliminate echo and block out background noise (such as wind, traffic, or crowds), providing you with clear calling sounds. | 📞【HANDS-FREE CALL&Built-in Microphone】: Aux Bluetooth adapter for car has a built-in microphone, one-key button to answer/hang up/reject/redial calls.Designed with MFB and volume up/down button, it is very convenient to adjust the volume of music. In addition, the Bluetooth jack adapter also supports broadcasting voice notifications from existing navigation applications, so you don’t need to look down at your phone to ensure driving safety! | 🔋【Fast Charging and Long Battery Life】One key to power on and enter pairing mode. The built-in battery has a long life and can support up to 16 hours of use when fully charged. Fast charging, can be fully charged in 2 hours using the Type-C fast charging cable (included in the package).In addition, this Bluetooth music adapter can also be used while charging, no current sound will affect the sound quality,very convenient！ | ⚡【Dual Devices Connection】The portable Bluetooth audio adapter can connect to 2 devices at the same time. You never worry about missing any calls while listening to music.At the same time, it also has a device memory function, which will automatically pair with the paired device after it is turned on.