1. Size: 54.3x45.4x21mm
2. Weight: 47+/-2g
3. Headphone battery capacity: 30mAh
4. Battery capacity of the charging box: 240mAh
5. Charging time: 1.5 hours
6. Working time: 4-5 hours
7. Standby time: 40 hours
8. Features: touch control; charging box supports MagSafe magnetic wireless charging; smart switching between left and right earphones; audio sharing; spatial audio; HiFi sound quality; modify Bluetooth name; search for earphones; play music in smart sensing wearing status; mobile phone Can display the power of left/right earphones and charging box