FM Transmitter for Car with USB Quick Charge and BT MP3 Player1、Enhanced Visual Experience: Equipped with a 1.2-inch LED display screen, the car MP3 player allows you to conveniently monitor frequencies and voltage in real-time. Stay informed at a glance while adding a cool and vibrant atmospheres to your vehicle\u0027s interior with the built-in dynamic ambient lighting. 2、Smooth Connectivity: Featuring the latest BT5.3 chip, it ensures reliable performance and stable signal connections. Enjoys hands-free calling with its hassle-free one-button answering, hangings up, and rejecting functions. Activate the voice assistant with just a double-click, allowing you to navigate, playmusic, make calls, and more without having to stop. 3、Dual USB Ports for Efficient Charging: With dual USB interfaces, including PD30W+USB 5V/2.4A, it enables simultaneous charging for two devices, saving you valuable time. Rest assured with the built-in protections against overcurrent, overload, overheating, overvoltage, and short circuits, ensuring a safer usage experience. 4、Versatile Audio Compatibility: Supporting playback from U disks up to 64GB (not included), the player is compatible with various audio formats such as MP3, WMA, APE, FLAC, and WAV, delivering high-quality and lossless musics. Fine-tune the sound to your preference with adjustable treble and bass. 5、Convenient and Compatible Design: With a 180-degree adjustable angle, it offers easy storage and space-saving capabilities. Simply plug and plays with its wide compatibility, accommodating most mainstream vehicle models including sedan, van, truck, SUV, and more within a working voltage ranges of 12-24V.