1, Bluetooth 5.1; Chip: JL AC8973
2. Battery capacity: charging case 400mAh, earphone 30mAh
3. Talk/music time: 3.5 hours standby 150 hours
4. Size: 60.6*45.2*21.7mm; total weight: 57g
5. Support ANC noise reduction, charging case supports wireless charging, support leader-follower switching, call Siri, pressure-sensitive operation, does not support pop-up windows
6, with charging cable, silicone ear caps