14. SD card slot
15. USB port
16. Power connector
17. Audio-in jack
18. FM antenna outlet
19. Battery
V. Operation Description
▊
Button Function Description
: Power on and off
The Power Button of the speaker is in the OFF position by default. Press
to power it on or off.
The Display will illuminate or go off indicating power switch position.
[Hint: Following being switched on, the speaker goes into the AUX mode by default and meanwhile,
the LCD display screen displays accordingly.]
: Play/Pause/Automatic station search/Next station. LCD display screen will display appropriately.
1
: Press this button to enable or disable alarm 1. When enabled, the icon
1
appears. Press and hold
1
to set up alarm 1 and the LCD display screen displays
1
. Meanwhile, the clock flashes.
Press
and
to adjust the displayed time, next, press the Set button to set the adjusted time
displayed or pause (2-3 seconds) and the clock will set automatically.
2
：
Repeat steps listed in alarm 1.
[Hint: The alarm lasts 1minute and to turn it off, press the Alarm Button]
Snooze/Dimmer:
Backlight control: QBT-450 has 3 brightness settings, light on, light off and completely
off. Press this button to select the desired setting.
Snooze: This button is only available when the alarm is set to off. Press it to delay the alarm for 5minutes.
：
Press and hold this button to increase volume, the LCD screen will displays the current volume level.
In music playback mode, press
to skip to the next track; when configuring time, press it to adjust the
hour, minutes and seconds.
：
Press and hold this button to decrease volume and the LCD screen will displays the current volume
level. In music playback mode, press
to skip to the previous track; when configuring time, press it to
adjust the hour, minutes and seconds.
Set
：
Check the time and set up the calendar.
Calendar setup: Press and hold the Set Button to initiate date configuration. When the year flashes,
press
and
to adjust and then move to the month by pressing the Set Button again, continue
