【QC3.0 and PD Fast Charge】：1 USB-C PD Power Delivery port (18W Max), 1 USB-A Quick Charge 3.0 port, improved charging efficiency, save time, and the other USB port is designed for normally charging or reading U disk, support quick charging two devices simultaneously. | 【6 EQ Mode Music Streaming】：2 stereo music player modes with 6 visual EQ mode adjustable(Normal/Rock/Pop/Classic/Jazz/Country) via bluetooth/USB flash drive(≤32GB), bluetooth 5.0 transmission is not distorted, full duplex sound quality, you can enjoy crystal music and podcasts through this FM transmitter. | 【7 Color Ring RGB Light】Bluetooth FM transmitter with 7 led backlit light, including red/ orange/ yellow/ green/ indigo/ blue/purple shut-off, design for music, with clear screen, no blind spot, driving safer. And it makes easier to be used at night and turned off with ease. | 【Power-off memory】wireless Bluetooth FM transmitter adapter for car radio, transfer calling/MP3 music/Cellphone voices to car speaker. When this product is powered off, it remembers the frequency that is used and the music in U disk that is played before when it is turned down. When this product is restarted again, it will continue play music that you listen to last time. | 【More compatibility】Wide Compatibility and Aux In&Output--Featuring Bluetooth 5.0 technology. It is compatible with most devices on the marke that Bluetooth enabled devices such as table,Samsung, Android smart-phones etc also all 12-24V cars or trucks.