1. Bluetooth: 5.3
2. Chip: Jerry AC6973
3. Battery capacity: charging case 300mAh, earphone 30mAh
4. Use time: 4 hours
5. Standby time: 150 hours
6. Support Apple mobile phone opening pop-up window, custom function, charging box / left and right earphones three real power display, support earphone positioning function, with magnetic wireless charging function, support sliding volume adjustment, charging compartment with prompt sound, equipped with lanyard
8. In-ear detection is not supported, and the charging case has no positioning function and sound pickup function. Does not support watch wireless charging.