♫【QC3.0+PD+U DISK PLAY, 3 PORTS USB FAST CHARGER】Payant Bluetooth FM transmitter has a type-c PD fast charging port and a U disk play port and a quick charge 3.0 port which is 4 times faster than standard charging technology, fully meets your charging needs. The car charger has built-in over-current protection, over-temperature protection, over-voltage protection, short circuit protection. No need to worry about security issues. | ♫【LOSSLESS SOUND QUALITY & WIDE COMPATIBILITY】 This Bluetooth car adapter is derived from an advanced Bluetooth V5.0 chip with DSP + D2AP noise reduction stereo processing technology. It can effectively enhance sound quality and avoid the problems of unstable connection. The Bluetooth Fm transmitter for the car also has wide compatibility with all smartphones and most car models(12V-24V) on the market such as vans, cars, SUVs, trucks, excavators, and so on. | ♫【DUAL SCREEN DISPLAY & ONE-KEY POWER OFF】Payant Bluetooth Transmitter features a dual-led screen display that not only shows FM frequency but also car battery voltage, keeping you detect the latest status of the battery at any time. One key to shut off, press and hold for two seconds to power off, and press any button to reboot. The USB charging function can be used normally. | ♫【ONE-CLICK ANSWERING & HANDS-FREE CALLING】Click the call button to answer/long press to reject/double click to recall, simple operation allows you to focus on driving. Besides, Payant car phone charger built-in high definition microphone for hands-free calling. | ♫【6 RGB BACKLIT/DRIVING WITH EMOTION】Do you want to add some color to your drive? Do you want to make your car interior look cooler? Payant Bluetooth adapter can realize your wish. 6 RGB backlit modes for you to choose. Short press the colorful light button to switch/close, long-press the colorful light button to open breathing mode. It’s easy to enjoy your driving time.