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Charging the BLUETREK® Metal Evolution
Please insert the adapter in the main body. Then connect the USB connector to a powered
USB slot.
During the charge, the red Bluetooth indicator is switched on. The indicator light will turn
off when the charge is complete.
During subsequent charges, the charging should take approximately 2 hours.
When you hear a low-tone beep in your headset at regular intervals, and the indicator light
flashes in red, your headset needs to be recharged.
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In some cases, you have to charge by the USB cable.
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2 I BLUETREK METAL EVOLUTION
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