Feature: Note: This product needs to be plugged in to glow Bluetooth V5. 0 andamp Stable Transmission Adopted Bluetooth V5. 0 (Compatible with V1. 2 or 2. 0 or 2. 1 or V3. 0 or 4. 0 or V4. 1 or V4. 2), this wireless FM transmitter is much stable and fast without intermittent disconnection while connecting to smart phones. It can also automatically reconnect the last device that was connected before. 8 Colour Ring RGB Light Do you want to make your car interiors look more distinctive and cooler Our FM transmitter will meet your anticipation with its 8 lighting choices, such as Ferrari Red, Aston Martin Green, BMW Blue, Lamborghini Yellow, etc. It makes transmitter easier to be seen at night and can be turned off with ease. QC3. 0 Quick Charge andamp 2 USB Ports Never worry about the slow or inadequate charge in your car with Vic Tsing FM adapter. One of the USB port is designed for normally charging or reading U disk, the other one is QC3. 0 quick charge port, which can charge your devices 4 times faster than normal charging ports. Hi-fi music andamp 3 playing modesSupporting music playing via U disk (andle 32G) or TF card (andle 32G) or Bluetooth, this Bluetooth car adapter will provide more stereo and crystal sound with its high-fidelity system. It also supports plug and play, as well as various audio format (MP3 or WMA or WAV or FLAC) Hands-free Calls andamp Voice Navigation Supporting hands-free calling and navigation broadcast, this Bluetooth radio transmitter will make your driving safer and more focus without distraction to frequently check the screen. The CVC noise cancellation technology can also effectively alleviate the noise for a high clear call. package includes : 1pcs