Using Your Headphones - Bose QuietComfort 2 Owner's Manual

For noise reduction and audio
Use the supplied headphones cord to enjoy both audio and
noise reduction. Please note that the LEVEL switch on the
plug is used to adjust the output volume of different audio
sources.
1. Set the LEVEL switch on the headphones cord to
appropriate setting for your audio source.
L
Headphones cord
Note: The HI and LO settings have no affect on noise reduction.
2. Insert the headphones cord into the opening on the left (L)
earcup. Push the plug in so it is flush with the side of the
earcup.
3. Connect the headphones cord to your audio source. Refer
to "Connecting to portable and home audio devices" on
page 5.
4. Put on the headphones and turn on the power switch.
5. Use the volume control on your audio source to make
further volume adjustments.
For noise reduction only
If you plan to use them for noise reduction only, simply put on
the headphones and turn on the power switch, located on the
right earcup. The headphones cord is not required.
4

Using Your Headphones

LEVEL
switch
LO Typically used for airline audio
systems or audio devices that use
A/C power.
HI Typically used for battery-powered
audio devices (CD/DVD or MP3/
digital audio players) and personal
computers.
.