This Bluetooth receiver can bring you an unprecedented high-quality audio experience! It adopts the latest Bluetooth 5.4 technology, which greatly optimizes transmission latency and connection defects compared to the old version of Bluetooth 5.0, reduces sound quality loss, and allows you to enjoy faster, more stable, and smarter connections, immersing yourself in high fidelity music. Equipped with an enhanced microphone and lossless sound, it can effectively filter road noise, making hands-free communication in the car extremely clear. Supports dual device pairing, with a connection range of up to 32 feet/10 meters, allowing you to enjoy music without interruption. The plug and play design is extremely convenient, simply plug it into the 3.5mm AUX jack, power it through USB, and automatically start the car when it starts. It also integrates storage function and can seamlessly reconnect with previously paired devices without worrying about battery life. Not only that, equipped with a 3.5mm AUX cable, it has wide compatibility and is suitable for car stereo systems, wired headphones, home bookshelf speakers, amplifiers, etc. It can also easily connect Bluetooth enabled devices such as smartphones, tablets, laptops, etc., and enjoy the convenience of wireless audio anytime and anywhere. With its unique and outstanding design, coupled with high cost-effectiveness, choosing this Bluetooth receiver is definitely the right choice!