User Guide

About the telephone
9
• hearing-aid compatibility
Figure 2 shows the IP Phone 2004.
Figure 2: IP Phone 2004
Telephone controls
Note: Some IP Phone 2004 phones are shipped with optional key
caps installed. Text in parenthesis indicates labels appearing on the
key caps. For example, (Services).
Use the Volume control bar to adjust the
volume of the ringer, handset, headset,
speaker, and the Handsfree feature. Press
the right side of the rocker bar to increase
volume, the left side to decrease volume.