1.BT version: 5.0+EDR, chip:AB5323
2.Output: Type-C: 20W (PD, PPS, QC, FCP, AFC)
USB1: 18W (QC, FCP, AFC) USB2: 5V/1A (music interface)
3. Support Bluetooth, U disk (<32G) playback
4. Working principle: The mobile phone is connected to the transmitter through BT, and the transmitter is connected to the car speaker through FM
5.colorful lights, enhance the atmosphere