User's Manual

IVU-
4
4.4.
Inthi
s
4
000 User
M
4 Perip
h
s
page,you
c
Speaker
Enable/disa
b
USB
Enable/disa
b
Bluetooth
Enable/disa
b
M
anual
h
eral
c
ancontrol
t
b
lespeaker
v
b
lepowero
f
b
lepowero
f
t
hestatusof
v
olume.
f
Rearend
U
f
theBlueto
o
5
f
peripheral
d
U
SBport.
o
thfunction
5
0
d
evices.
builtinMD
T
T
system.