Bluetooth version: 5.0

Working distance: up to 10m

Speaker size: 8 mm

Speaker sensitivity: 100dB ± 3dB

Music time: 3.5 hours

Charging time: 2 hours(case), 1.5 hours((earbuds)

Earbuds battery: 45mAh

Charge box battery: 400mAh

Charging interface: Type-C

Support: Answer/end/reject/redialing call; play/pause/previous/next music