More info
Bluetooth version: V5.0
Frequency response range: 20~20000Hz
Sensitivity: 96 decibels
Waterproof rating: IPX4
Earbud battery capacity: 30mAh
Charging case battery capacity: 300mAh (can provide about 3 charging times for earbuds)
Earbud charging time: about 30 minutes
Charging case charging time: about 2 hours
Earbud battery life: about 2.5 hours
Control method: touch
Appearance material: ABS