PD 20W + QC 3.0 Fast Charging - 2 USB Quick charging ports is ideal for charging your phones/tablets. This Bluetooth FM transmitter for car equipped with 1 USB C fast-charge port, can quickly charge your phone from 0% to 80% in 40 minutes. 1 USB 3.0 port is 4X faster than a standard charger. And 1 additional USB charge port (5V/1A) that can also be used as a U disk port to play music.3 Music Play Methods & Bluetooth Car Adapter - This Bluetooth transmitter allows you play music through Bluetooth & TF card &U disk. With Bluetooth 5.0 tech, the Bluetooth FM transmitter for car can provide low latency, more stable connection for playing music and making hands-free calls. Micro SD card(TF card) port supports lossless sound quality playback.Clear Hands-Free Calls & Voice Assistant - The Bluetooth car adapter built-in high-performance noise suppression microphone for a clearer and smoother call. Compatible with iPad/iPhone/Galaxy/Google/LG/HTC, and all phone and tablets. Supports Siri, voice navigation. This Bluetooth FM transmitter for car is easy to operate, just One-Key Auto-Tune to answer/hang up the call.Voltage Warning Function - The Bluetooth FM transmitter for car suits for all 12V-24V cars, trucks, SUVs. The LCD screen can show the current FM radio station and monitor the battery voltage in real-time. The Bluetooth car adapter is convenient for you to keep track of the health status of your car battery, and effectively prevent various problems and protect your driving safety.7 Color LED Backlit & Warm Service - With the Bluetooth FM transmitter for car, you can play music through Bluetooth, U disk, and TF card (32GB, MP3/FLAC/WMA/APE music format). The colorful LED backlight sets the music atmosphere while relieving driving fatigue, making your journey more exciting. We provide 12 months warranty and lifetime tech support, please contact us if you have any questions with this Bluetooth car adapter.