General Operations 
1. VOLUME Control 
1n 
any source playing status, turn 
VOL 
knob to 
adjust volume level. 
2. MUTE Control 
In Radio, SiriusXM, 
or 
AUX 
mode, press 
MUTE button 
to 
mute sound output; press 
again to resume sound output. 
3. SETUP 
Press  - to enter 
Home 
Menu, 
tum 
VOL knob and 
press it to enter SETUP, then 
turn 
VOL 
knob to move 
amongst Audio, 
Sy
stem,  RGB Color, and Bluetooth, 
About. Press the 
knob 
at 
desired feature and turn the 
knob again to adjust the level. Press the knob again to 
exit current feature adjustment. 
Note: 
If 
no operation occurs, it will revert back after 5s. 
You can also enter Setup by pressing and hold 
MENU 
button 
at 
any status. 
3-1. Audio Settings 
At 
Audio Settings, 
tum 
VOL 
knob and press 
it 
to select 
the sub-item 
of 
what 
you desire to adjust, then tum 
VOL 
knob to adjust the level, and press 
VOL 
knob again to 
exit current item adjustment. Then you can repeat above 
operations to adjust other items to desired value. 
- BASS: Minimum 
-7 
to maximum +7. 
- MIDDLE: Minimum 
-7 
to maximum +
7. 
-TREBLE: 
Minimum -7 to maximum +7. 
-
BALANCE: 
Ll0 
(full left) to RIO (full right). 
- PRESET EQ: 
OFF
, JAZZ, 
POP
, CLASSIC, 
ROCK
, VOCAL. 
- LOUDNESS: 
OFF
, ON 
7 
AUOIO 
SYSTE
M 
RGB 
COLOR 
BLUETOOTii 
ABOUT 
Setup 
Audio Settings 
tit.S'S 
0 
MIDDLE 
TREBLE 
BALANCE 
PRESET 
EQ 
LOUDNESS