User's Manual

| SMH10R
8
4. POWERING ON/OFF AND CHARGING
To power on and off the headset, press the Center Button and the + Button at the same time for about 1 second to power
on, and you will get quick on-and-off convenience.
4.1 Powering On
Press the Center Button and the + Button at the same time for about 1 second to power on. The blue LED turns on and
you will hear ascending beeps.
4.2 Powering Off
Just short press the Center Button and the + Button simultaneously, you don’t need to press and hold for a few seconds.
The red LED turns on for a while until it turns off completely and you will hear descending beeps.
4.3 Charging
The LED turns on red while charging, and turns to blue when the headset is fully charged. It takes about 3.5 hours to be
completely charged.
4.4 Low Battery Warning
When the battery is low, the blinking blue LED in stand-by mode turns to red and you will hear mid-tone triple beeps and a
voice prompt saying “Low Battery”.
4.5 Checking the Battery Level
You can check the battery level in two different ways when the headset is powering on.
4.5.1 LED Indicator
When the headset is powering on, the red LED flashes rapidly indicating the battery level.
4 flashes = High, 70~100%
3 flashes = Medium, 30~70%
2 flashes = Low, 0~30%
4.5.2 Voice Prompt Indicator
When you power on the headset, keep pressing the Center Button and the (+) Button simultaneously for about 3 seconds
until you hear high tone triple beeps. Then you will hear voice prompt indicating the battery level. However, if you release
the buttons as soon as the headset turns on, you will not hear the voice prompt of battery level indication.
5. Volume Adjustment
You c an eas ily a djust t he volume b y pressing the ( +) B utton or t he ( -) B utton. You will h ear a be ep when t he v olume
reaches maximum or minimum level. The volume is set and maintained independently at different levels for each audio
source even when you turn off and on the headset. For example, once you set the volume for mobile phone handsfree, it
will no t c hange e ven i f you adj ust t he volume w hen you hear Bluetooth MP3 music. S o you c an always maintain t he
preferred optimum volume level for each audio source.