Audio Control:
On-device/Wireless On-mobile Audio Control
power source:
100 - 240 Volts
WHAT’S IN THE BOX:
HUAWEI Band 7 x 1, Charging cable and cradle x 1, User Guide & Safety Information & Warranty Card x 1
Charging Time:
Earbuds: 2 hours to fully charge. Earbuds + charging case: 180 min to fully charge. Charging case: 120 min to fully charge. Maximum support 1C charging current.