Battery capacity:      - Per earbud:40 mAh(min.)      - Charging case:500 mAh(min.)
Charging Time:      - About 1 hour for the earbuds(in the charging case)      - About 1 hour for the charging case(wire,without earbuds)
Controls:      - Double-tap      - Triple-tap      - Press and hold controls
Connectivity:      - Bluetooth Compatibility: BT 5.2      - Pop-up pair: supported      - Simultaneous Bluetooth connection with dual devices: supported