Using Bluetooth 5.0 version, compatibility, stability, and response speed is better than the previous version The 3.5mm plug can be connected to non-Bluetooth audio equipment through the AUX interface, so that it has Bluetooth function Compared with the FM Bluetooth transmitter, the signal transmission through the AUX port is more stable, faster, and the Bluetooth connection is simpler Anti-current interference circuit design, effectively isolates the noise caused by current, making the sound quality more pure 0.35-1 meter of spring wire, the wire is made of high resilience TPE material, which can be stretched freely without deformation, anti-winding and not messy, easy to store and more convenient to use Support hands-free calls, release your hands to make driving safer. Built-in high-definition noise reduction microphone, incoming calls are clear and no echo Barrier-free linear 10 meters transmission USB direct power supply, no need to worry about insufficient power and battery life Gold-plated 3.5mm plug + enameled copper wire core, not afraid of oxidation, and improve the sound quality Memory connection, after the first connection, the next time it is turned on, it will be automatically paired and connected Specifications: Output interface: 3.5mm Bluetooth version: 5.0 Bluetooth name: EB01 Transmission distance: 10 meters without barriers Line length: 35-110cm Package included: 1 x Car AUX 3.5mm Jack Adapter Cable 1 x English and Chinese User Manual Other items not include