1, Bluetooth 5.3; Chip: JL AC6983D2
2. Battery capacity: 300mAh for charging case, 25mAh for headsets
3. Use time: 3.5 hours; Standby time: 150 hours
4. Material: ABSï¼›Size: 51*44*21mm; total weight: 33g
5. Support leader-follower switching, summon Siri.










