La Boite Concept LX Notice D'utilisation page 54

4 . G E N E R A L D E S C R I P T I O N
K N OB S A ND C ONTROL PANEL
CO N T R OL PA N EL
Volume
control knob
ON / OFF
Bass
control knob
0 = standard level
Pairing button
for Bluetooth®
Bluetooth®
knob
RCA
or
AUX Phono Optical
button button
button
LED light
(source indicator)
USB DAC Headphones
button
output
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