Product Manual

Key function and indicator description
Key description
indicator light
Bluetooth
connection
key (USB
switch)
Extinguish
Bluetooth off
The blue
light is
always on
Bluetooth
connected
The blue
light
flashes
Bluetooth
waiting for
connection
Battery
power
display
key
Short press the blue light
for hierarchical display
Bluetooth
hang up key
Short press to hang up the
Bluetooth phone
power
switch
Press and hold for 3 seconds
to turn on and off
Bluetooth
answer key
Short press to answer a
Bluetooth call
Microphone
mute
button
When mute is on, 8 red lights
are always on
Volume
down
button
The blue light turns off from
right to left
Volume
increase
button
The blue light turns on from
left to right