? ?If our cigarette lighter charger arrives doesn’t fit your car or doesn’t work, feel free to contact us to find a satisfying solution. We provide 36 Months warranty and lifetime support. [ - & ] Just press the button "B" and you will enjoy powerful deep bass and immersive stereo sound. The high-fidelity Hi-Fi sound quality will also make the music more dynamic and pleg to the ear, taking your passion for music to a new level. [ ] Bluetooth 5.3 provides a stable connection, while Noise Suppression (CVC) technology and echo-cancellation grants an amazing hands-free calling experience. In addition, this Bluetooth car adapter supports bluetooth connection and USB stick connection (=64GB). [ & ] Coming with 2 USB ports(PD 36W and USB A 12W), can charge two devices simultaneously. Built-in over-current protection, over-voltage protection, intelligent temperature control, short circuit protection, it will effectively ensure safe charging. [ . ] The latest Bluetooth 5.3 technology, optimizing the transmission delay and connection defect problems, Bluetooth 5.3 will bring you a faster, more stable and smarter connection with less sound quality loss,uninterrupted calls and music experience. It takes only 1 second to complete pairing, and no need to repeat pairing after the first successful pairing with your device. [ ] Indulge in a delightful driving experience with our trendy rainbow light design. Immerse yourself in fun while having the convenience of easily turning off the light by double pressing the red "B" button when not needed. Enjoy the captivating ambiance of the rainbow lights and have full control over your driving atmosphere.