1、New generation of Bluetooth 0: lower power consumption, faster transmission speed than Bluetooth The sound has almost zero delay, has stronger anti-interference ability, and the signal is stable to meet your game needs. 2、Two earphones are connected to one phone at the same time. Enjoy dual-ear HD stereo sound. 3、Semi-in-ear design, rounded curvature: comfortable to wear 4、Ultra-low power consumption, let dual earphones fully listen to the song for 9 hours, put them into the charging box and automatically shut down and charge. The charging compartment can be used to provide a 24-hour listening experience, as well as 3 po 5、High-density polishing tools are adopted to manufacture high-density precision earphones. The materials are closely matched and are not afraid of water. In normal exercise, it is waterproof and sweat-proof.