"1, Bluetooth 5.1; Chip: JL AC6973
2. Battery capacity: charging compartment 300mAh, earphone 30mAh
3. Talk/music time: 4 hours, 150 hours standby
4. Size: 54.4*46.4*21.38mm; total weight: 46g
5. Support Mag safe wireless charging and Qi standard wireless charging, in-ear detection, modify the pairing name, master-slave switching, call Sir; touch and press operation
6,not support pop-up window, positioning