add Bluetooth to your car audio systems, home stereos, speakers, wired headphones via the auxiliary 3.5mm AUX socket - Minimal slim design with 3.5 mm plug. Plug & play, easy setup, one button operation, clear status indicator Car Bluetooth 5.0 receiver can receive Bluetooth signal within 10 meters, lossless music playback and stable call signal, so you can have a pleasant music environment while driving. This Bluetooth Aux Adapter has a very long battery life, built-in 250mAh battery, can last 16 hours of use, standby 60 , using the Type-c port charging, fully in just 2h, can be used while charging, flexible use. This Bluetooth receiver can convert non-Bluetooth devices to Bluetooth devices for wireless connection, suitable for cars, speakers, stereo systems and headphones. Support MP3, WAV, WMA, FLAC, APE and other specifications of audio resolution, using can noise reduction technology to remove noise, sound quality more clear. compact size, easy to carry, accept/transmit two-in-one, can be converted with one key. Colour:grey Material:plastic Package Contents: 1 x Bluetooth Receiver 1 x Audio Converter 1 x Audio Cable 1 x USB Cable Only the above package content, other products are not included. Note: Light reflection 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.