1Audio playback can compatible with Bluetooth to play 2Compatible with lossless audio format, and the speaker has a cavity, gorgeous stereo, and the sound quality is very pure 3Compatible with Bluetooth 4.2 connection time is fast, the distance is longer, connection is more stable, and power consumption is low 4Compatible with 99% of smartphones and tablet computer 5A variety of lighting modes can be switched at will, and the touch switching lights are novel and interesting, creating a different visual experience.