[BT5.0 WIDE COMPATIBILITY] Backwards compatible with Bluetooth V5.0 V4.2 V4.1 V4.0 etc. BT Ensure faster transmission and maintains a steady connection up to 50 ft in open area. | [SAFETY HANDS-FREE CALLING] Built-in microphone can set free your hands during answer the calls and let you safely and conveniently drive. Dual link to 2 Bluetooth devices simultaneously, streaming music from anyone of them. | [UPGRADE YOUR WIRELESS LIFE] Bluetooth enable to convert your old home wired speakers or headphones into wireless, enjoy streaming music and get rid of long boring car trip. | [MINI SIZE-POWERFUL ENERGY] Designed with aluminum slim body, comes with 3.5mm AUX Jack, get rid of the tangle cables. Enjoy wireless music for 5 hours battery life with one charging for 1.5 hours. | [SMART CONNECTION EASY TO USE] All-in-one MFB designed for easy handling calls and playing music, automatically connect the previous connected device each time once powered on.

✔️【UPGRADE OLD STEREO】This Bluetooth 3.5mm Aux adapter can be connected to non-Bluetooth car stereo or any other stereo home wired speaker headphone etc. You can just plug it into anything that has a 3.5mm input port (make SURE it is INPUT) and play your tunes from your smart phone or other Bluetooth Source devices. | ✔️【HANDS-FREE CALL CALLING】This car Bluetooth receiver built-in with microphones can be used to answer hands-free calls. Small and neat aux Bluetooth car kits for road trips to enjoy music or call in your car without using a cable. Make your life super easier from now on. | ✔️【SMART BLUETOOTH 5.0】The Bluetooth audio adapter equipped with Bluetooth 5.0 to ensure faster transmission and maintains a steady connection up to 50 ft in open area. The sound is absolutely crystal clear with a perfect tone, enjoy Wireless Streaming Music. | ✔️【WORKING WHILE CHARGING】This Aux to Bluetooth adapter for car is compact size, but the battery last 5 hours which is pretty decent for use and it also works whilst being charged. | ✔️【PORTABLE & EASY TO USE】This Bluetooth aux receiver is super simple to set up, one key to power on and enter pairing mode automatically. The car bluetooth adapter aux will automatically connects to your phone when you just turned it on.

SAVE YOUR MONEY: The smart Aux bluetooth adapter can upgrade any of your old car truck vehicle or home sound system into wireless via the 3.5mm jack instantly. No need for expensive modification of your stereo or other expensive bluetooth receivers. | ENJOY HANDS-FREE CALL: Our bluetooth headphone adapter supports hands-free calling with a built-in microphone and one button for answering, hanging up, rejecting, redialing calls. This device is your best companion on the road, ensure driving safety. Supports audio/video output/transmit. | STABLE CONNECTION: This Bluetooth 5.2 music receiver establishes an ultra secure connection between your phone and X4 Pro so you can enjoy skip-free music and calls no matter what road you takes. After starting the device button, automatically connects to the last connected device. | SWIVEL JACK: The bluetooth car adapter aux input jack is flexible and you are able to move it so you can get it in a very good position in your car or other stereo devices. Designed with MFB and volume up/down button, it is very convenient to adjust the volume of music. | WORKING WHILE CHARGING: The portable bluetooth car stereo receiver support up to 8.5-9 hours of use after full charged in about 2 hours. It can also be charged directly while playing music using a USB-C cable (included). If you encounter any problems during use, please contact us and we will help you at any time.

✔️【UPGRADE YOUR STEREO INSTANTLY】BT Cable: Aux bluetooth adapter can turn your old car stereo, home stereo to wireless simply. Pair with Bluetooth enabled smart phone / tablet / laptop etc. to stream audio music from your phone to car stereo motorcycle bike wirelessly. | ✔️【SMART BLUETOOTH 5.3】The V5.3 bluetooth to aux adapter offers much more stable, faster signal transmission, supports SBC codecand combined with A2DP/AVRCP, delivering clear sound whether you are speaking or listening. | ✔️【HANDS-FREE CALLING】The Bluetooth audio adapter has a built-in high sensitivity microphone for answering calls in car, everyone deserve a relaxing and pleasant journey from now on. | ✔️【USB POWER】The U5 Aux bluetooth car adapter is supper easy to use, plug and play, no battery required, never stop. Aux bluetooth reciver will automatically start once the vehicle engine start and auto reconnect. (You must use the power supply in the car charger, not the built-in USB port of the car to achieve Auto on/Reconnection) | ✔️【 LONG CABLE】The Bluetooth audio receiver for car comes with a long cable up to 23.6in for you to connect to your USB port everywhere in the car. If you encounter any problems during use, please be sure contact us and we are always ready to help you at any time.