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Panel Description:
1.
MODE: It is for switching between different audio
source – Mini jack LINE-IN / Bluetooth audio / MP3
player
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2.
REC: Record button to enter record / record
playback mode, see next page for detail operation
3.
REPEAT: press to switch repeat mode (one/all)
4.
PREVIOUS: press to switch previous song in USB/
MICRO SD (TF) MP3 mode.
5.
PLAY/PAUSE: Press to play/pause USB/MICRO
SD (TF) MP3 player music
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6.
NEXT: press to switch previous song in USB/
MICRO SD (TF) MP3 mode.
7.
USB/MICRO SD (MICRO SD (TF)) Card player:
Insert USB/MICRO SD (MICRO SD (TF)) Card drive
with MP3 file to this port.
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8.
AUX IN (external audio interface): 3.5mm stereo
input for connecting external audio devices. You
may connect your Smartphone / Tablet as external
music source with a 3.5mm line-in cable.
9.
POWER (power switch): main ON/OFF switch for
Groove BULL 10
(Note: Battery charging is independent of Power
switch ON/OFF status)
10. Charging LED: The LED indicators at the
back panel indicate whether the battery is in
charging,(RED = Charging, GREEN = FULL)
11. MIC (Microphone input): Plug wired microphone
with ¼" jack to this socket
12. TONE: Turn the knob to left side "-" to adjust the
bass level, turn the knob to the right "+" to adjust
the treble level.
13. DC-IN: DC5V USB charging cable input.
(RED = Charging, GREEN = FULL)
14. SPEAKER LED (switch): ON/OFF switch for
Groove BULL 10's LED light show of woofer
15. MIC. VOL (microphone volume): Turn the right
knob of front panel to adjust microphone volume
level.
16. MASTER VOLUME: Turn the left knob of front
panel to adjust master volume level.
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ENGLISH