Upgrade your driving experience with this Bluetooth Car FM Transmitter MP3 Player, designed to bring wireless convenience and high-quality sound to any vehicle. Equipped with dual USB ports, you can charge your devices while also playing music from a USB flash drive. The transmitter supports 4 playback sources—Bluetooth, TF card, USB flash drive, and AUX cable—so you can enjoy your favorite music your way. Featuring a large LED screen, it clearly displays song titles, incoming call numbers, and real-time car battery voltage. With built-in noise cancellation technology, hands-free calling, and wide device compatibility, this wireless FM transmitter is the perfect all-in-one solution for safe and enjoyable driving.