Power On / Power Off
- Move the Power switch to the 'ON' or 'OFF' side.
Charging
- When the charger is connected, with the power on or off, the headset will turn off.
- While charging, the LED indicator will show a solid red light and change to violet
when charged 80% and above.
- When charging is completed, the LED indicator will show a solid blue light.
Low Battery
- An announcement will be made once every 2 minutes.
- If the battery is not charged, the headset will turn off.
Battery Status Alert
- Press and hold the VOLUME DOWN button for 1 second.
- There are 3 levels of battery status
Battery status
Voice Prompt
LED display
- HBS-750 battery status indicator will appear on the iPhone screen.
High
Battery High
Battery Medium
Blinking
Blue LED
3 times
How to Use
Medium
Blinking
Violet LED
3 times
Low
Battery Low
Blinking
Red LED
3 times
3