[Enjoy Wireless Streaming Music]:This AUX Bluetooth receiver adds Bluetooth functionality to an array of non-Bluetooth devices via 3.5mm AUX cable, such as non-Bluetooth car audio systems, home stereos, amplifier, speakers, wired headphones. Just pair it with your phone, and then start to experience high-quality music [Hands-free Calling]:Our Bluetooth car adapter has built-in mic and one "MFB" button, you can use it to answer/ reject/ hang up/ redial the last number. Applies the latest CVC8.0 Noise Cancellation and Digital Signal Processor (DSP) technologies which give you clear calling sounds.[Bluetooth 5.0 & Dual Paring]:Latest Bluetooth 5.0 technology delivers an ultra-stable connection and fast transmission. The car Bluetooth AUX adapter is compatible with most Bluetooth devices, such as iPhone, Android Smart phone, iPad, Laptop, etc. Support to connect 2 devices at the same time, which is more convenient to switch between 2 devices for call or music.[Superior Battery Life]:This Bluetooth AUX adapter car offers up to 12 hours playtime. And it takes only 2 hours to fully charge by using the included Type-C fast charging cable. In addition, this Bluetooth music adapter can be used while charging, which makes it more convenient. PS: if the battery is full, then indicator light won't turn on when try to charge.[Portable & Useful]:Weights only 16 grams, it's lightweight and compact. You can take this Bluetooth receiver for hifi whenever you go. Supports broadcasting voice notification from existed navigation App, you don't need to look down the phone to check, ensure safe driving. Great companion for drivers.Material:plasticcolour: blackPackage Contents:1 x Bluetooth Aux Receiver1 x english manualOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.