With that, you can charge 2 phones rapidly and listen to music simultaneously. 【3 USB Port & QC3.0 Fast Charge】A USB port for U-disk reading, a regular 5V/2.4A USB charging port, and a QC3.0 port make you get quadruple charging speed than normal charging port. (Support Audio Format MP3/WMA/WAV/FLAC/AAC)

【Crystal Clear Sound & 5 EQ Modes】Adopted CVC noise cancellation technology, our CF21 BT 5.0 FM Transmitter will make you pick up your voice better, making it easier and clearer for others to hear your call, and it also supports CLASSICAL/POP/ROCK/JAZZ/ NORMAL music styles when working with U disk and TF card. The flexible Gooseneck of this car Aux adapter (CF21) can show you any viewing angle you want, making driving safer. You can get voltage, volume, frequency, B-tooth name, incoming number, etc. 【1.8” Color Screen & Flexible Gooseneck】The specially designed 1.8-inch screen makes reading clearer and easier, day or night.