Bluetooth adapter and charger for the car: The FM transmitter works in all types of vehicles with cigarette sockets. It has a dual fast charger that charges your phone extra fast via QC 3.0 and USB-C PD 18W. There's also a standard USB port, so the transmitter can charge up to three devices at once. It has an LED screen that makes it easy to check the battery level on your phone, Bluetooth status and which FM channel is on. Listen wirelessly: Easily manage all your music via the transmitter. It supports 3 music player modes and you can play your music via Bluetooth 5.0, micro SD card (not included) and USB flash drive (not included). Just click the ON button to switch modes. Smart Features: This wireless Bluetooth FM radio adapter has external noise cancellation (DSP) function to reduce background noise for clearer hands-free calls. Answer, reject, end and resume the call with just one click. In addition, you can activate voice control such as Siri or Google Assistant by holding the button for 3 seconds to ensure safe driving.  Exciting LED effects: The transmitter also has LED lighting with 8 different colors that you can choose and customize as desired. Specifications: Supports fast charging: QC 3.0, PD 18W ports: 2 pcs USB, 1 pcs USB-C 8 Various colors: red, orange, yellow, green, turquoise, sky blue, deep blue, purple and mix Supports: USB, Bluetooth 5.0, Micro SD card Color: Black Package Include: 1 x Bluetooth FM transmitter for car Operating instructions