Bluetooth 5.0 FM transmission: The Bluetooth 5.0 chip of the Bluetooth FM transmitter has pairing speed more stable signal transmission and eliminates signal interruption. The improved anti-static design and noise reduction technology of the car Bluetooth adapter give you the ultimate driving experience. Multiple ways to play music: The bluetooth FM transmitter has extra USB and TF ports on the side. Connect a USB flash drive (up to 64GB) or TF card (up to 64GB) with MP3 files to the corresponding port to enjoy music. The improved chip of the car bluetooth adapter makes music playback smoother and more -friendly. The bluetooth adapter car supports music in MP3/WMA/FLAC/WAV . TWO CHARGING PORTS: The Bluetooth car transmitter has 1 QC 3.0 port and 1 5 V/2.4 A port. It can charge two devices at the same time with built-in overcurrent protection surge protection intelligent temperature control and short circuit protection which can effectively avoid a of safety hazards effectively low noise and low output ripple and reduce the loss of electronic equipment in the charger. your car and smart devices. Hands-free answering calls: Hands-free car Bluetooth supports voice transmission to driving safety. microphone noise reduction technology ensures clear calls while driving. The microphone function supports hands-free calling reducing distraction while driving. One-click to answer/cancel or hang up the call support one-click to call back the last call. Colorful Mood Lights: This FM transmitter car bluetooth has colorful mood lights with adjustable openings you can adjust the light effects through the buttons on the side to make your driving more interesting. After the FM transmitter is inserted into the lighter it can display the car battery voltage in real time. Always keep your car battery status up to date to avoid problems while driving. Colour:black Material:plastic Package Contents: 1 x Bluetooth Car Adapter Only the above package content other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is /- 1-3cm.