Perfectly ergonomic - The ergonomic design and ultra-light weight make the earphones stable and comfortable whether you are running, working out, or in daily life. Immersive sound experience - Infinite Bluetooth headphones feature HIFI stereo sound, 13mm drivers, and Bluetooth 5.3 technology, allowing you to immerse yourself in whether you are listening to music or gaming. Intelligent noise reduction and radio Powerful battery life - The large-capacity battery allows the earphones to be used for 4 hours on a single charge. With the charging box, the use time can be extended to 20 hours to meet your needs throughout the day. Seamless switching between dual earphones - When using one earphone, you can switch to the other earphone after it runs out of power. The connection is seamlessly switched, which can increase the battery life to 40 hours. Smart touch control - The wireless headphones support binaural touch control, providing convenient operations such as volume control, previous/next song, pause and answer calls.