【IPX4】Not restricted by weather and location, it can be worn when exercising, sweating, or walking in drizzle. (Do not use it in the shower or swimming)【Best chip】 Bluetooth 5.3 upgraded super chip, lower power consumption, faster transmission, more stable signal. Ultra-low latency achieves optimization, greatly reduces sound delay, and enjoys good sound【Easy to operate】Fingertips are flexible and intelligent, and can be easily controlled without accidental touches. You can switch to play songs, cut songs, and disconnect calls at will【Ergonomic design】The high-end mirror design is very cool, LED digital power intelligent display, charging compartment display, and power information is displayed anytime, anywhere.【Unparalleled sound quality】Bass, natural mid-range, clear and powerful high frequency enable it to carry different sound styles. Effective noise filtering allows every detail to be heard. With just a tap, you can freely switch to different exclusive concerts/cinemas and enjoy music/movies.