Charging For Headset - K3 Tango User Manual

2. Charging for headset

The headset comes with a built-in rechargeable battery, prior to using it, it is
recommended to charge the battery completely prior to initial use.
When the headset is low power, the headset emits prompt tones every 5
minutes and the red LED flashes. Please recharge the battery of the headset.
Using USB cable
1. Turn on the cover of charging jack, and plug the USB charging cable
2. Plug another side of cable to the USB port of PC
Red light on: Charging
Red light off: Charge is complete.
3. It will takes about 2 hours to finish charging
Remarks:
1) The battery is recyclable.
2) Batteries (battery pack or batteries installed) shall not be exposed to
excessive heat place, such as sunshine, fire or the like.
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