1. Bluetooth version: 5.1 2. Headphone battery capacity: 30mAh, charging compartment battery capacity: 360mAh 3. Charging time: 1 hour 4. Talking/listening to songs (need to be used in conjunction with the charging compartment): 72 hours 5. Transmission range: 10 meters 6. Continuous listening time: 4 hours 7. Ergonomic design, comfortable to wear 8. Small size, easy to carry 9. Automatically pair and connect when opening the lid 10. With the support of 13mm large moving coil unit, the low frequency is vigorous and vigorous, and the middle and high frequency are delicate and distinct. 11. Support AAC/SBC audio decoding, accurate synchronization of sound and picture
