1. Bluetooth: 5.3, chip: Jerry AC7003
2. Battery capacity: charging case 300mAh, headset 30mAh
3. Use time: 4h
4. Standby time: 150h
5. Support ANC noise reduction, support one-to-two function, one headset can link two mobile phones at the same time
6. Supports master-slave switching, previous and next song switching, summoning Siri, and sliding to adjust volume.