Changing The Volume - Sennheiser MM 450-X Instruction Manual

Using the MM 450-X
16 | MM 450-X
Switching the Bluetooth function on/off
Via the Bluetooth interface, the headset can be connected to a wide
variety of Bluetooth enabled devices.
To switch the Bluetooth function on:
Press the Bluetooth button
flashes 3 times blue. The Bluetooth function is switched on.
To switch the Bluetooth function off:
Press the Bluetooth button
flashes 3 times red. You hear a descending beep.
The Bluetooth button
Bluetooth function is switched off.

Changing the volume

The MM 450-X allows you to change the volume of the audio signal during
a call or while listening to music:
Button Duration Function
+
–
1 s
++
1 s
– –
If you press the respective button briefly, the volume is changed incremen-
tally; if you hold down the button, the volume is changed continuously.
When the minimum or maximum volume is reached, you hear an acknowl-
edgement tone.
and keep it pressed until the
and keep it pressed until the
1
goes off. The LED flashes blue and the
Incrementally increases the volume
Incrementally reduces the volume
Continuously increases the volume
Continuously reduces the volume
1
LED
1
LED