- Bluetooth 5.4 FM Transmitter Syncwire SW-XC964, ideal for listening to music and making hands-free calls in the car - Fast and safe charging with dual USB-C ports (PD 36W and QC 18W), allowing you to charge two devices simultaneously up to 54W - Dual microphones with CVC noise suppression technology for clear, interference-free calls - HiFi stereo sound with powerful bass, enhancing audio quality on every trip - Adjustable rainbow LED light switch to create the perfect atmosphere in the vehicle - Intelligent protection against overloads, short circuits, and overheating - Automatic reconnection to known devices for added convenience - Simple call and music control from a single button - Modern and compact silver design, compatible with most vehicles and Bluetooth devices