User Manual

8
Charging the battery
Charging headphones in the charging case
Checking the battery level of the charging case and headphones
A rechargeable battery is built into the charging case. If you have charged the charging case, you can charge the
headphones without using the USB charging cable.
• If the rechargeable battery power is running low, the product will beep through the headphones, and the indicator
lamps of the headphones will flash in red.
1. Place the headphones in the charging case.
• When charging, the indicator lamps inside the
charging case light as follows (it may take several
seconds for the indicator lamps to light).
Flashing in white : Charging
Lit in white for 10 seconds, and then off: Charging
complete
2. Close the charging case cover.
1. Press the battery level indicator button.
• The 3 charging indicator lamps light as follows to indicate the battery level.
• You can press the battery level indicator button to alternately check the battery level of the charging case (lights in
blue) and the headphones (lights in white).
Battery level
Charging indicator lamps Blue White Off
Charging case Headphones
(Fully charged)
Indicator lamps