[Clear Sound and Lossless Music]Built-in dual microphone design collects sound a single one; noise reduction technology effectively reduces noise and ; Advanced Bluetooth 5.0 chip ensures stable connection and fast transmission speed. So this car bluetooth adapter will bring you crystal clear calls and extraordinary high-fidelity music streaming while driving. [USB-C PD Fast Charging and 3 USB Ports]Bluetooth Audio Transmitter has 3 charging ports: One 18W USB-C (Type-C) PD charging port output 5V/3A, 9V/2A, 12V/1.5A max and charge compatible devices to 50% in just 30 minutes; a 5V/2.4A USB port for normal charging; a USB drive port on can also be used as a charging port. Share the charging port with friends while listening to music. [2.0 Inch LCD Screen and Power On/Off Button]The Sebigy FM transmitter has a large LCD screen that not only displays the FM frequency, but also displays the car battery voltage, allowing you to keep abreast of battery usage. One-key shutdown, saving the trouble of plugging and unplugging the power every time you start and the car. Just long press the "CH" button for 3S to turn off the FM transmitter (Note: the charging port can still be used even if the power is turned off). [Hands-free calling and voice assistant]Just tap the call button to answer/redial/hang up/reject calls; switch seamlessly between incoming calls and music. By using Siri or the Assistant to make calls, send texts, or get driving directions, you can focus on the road. Additionally, this Bluetooth car kit supports broadcasting voice announcements from existing navigation apps. You don't have to look at your phone as often anymore. [9 Colors LED Backlight]Do you want to make your car interior look cooler and more stunning? The backlit circular design will meet your expectations with its 9 lighting color options including red/blue/green/yellow/cyan/purple/white/rainbow/breathing rainbow. With lights, you can find buttons more accurately and quickly in the dark for safe driving (note: lights can be turned off). color:Black Material:plastic Package Contents: 1 x Bluetooth 5.0 FM Transmitter for Car Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.