GXP1610/GXP1620/GXP1625/GXP1628/GXP1630 User Guide Page 5 of 42
DOCUMENT PURPOSE
This User Guide describes the basic concept and tasks necessary to use and configure your
GXP1610/GXP1620/GXP1625/GXP1628/GXP1630. This document covers the topics of phone installation,
making basic calls and using basic call features.
To learn the advanced features and configurations, please visit http://www.grandstream.com/support to
download the latest "GXP1610/GXP1620/GXP1625/GXP1628/GXP1630 Administration Guide".