User's Manual
Table Of Contents
- GXP16xx User- DOCUMENT PURPOSE
- GNU GPL INFORMATION
- WELCOME
- PRODUCT OVERVIEW
- INSTALLATION
- GETTING TO KNOW GXP1610/GXP1620/GXP1625
- CONNECTING TO DEVICES
- RESTORE FACTORY DEFAULT SETTINGS
- EXPERIENCING THE GXP1610/GXP1620/GXP1625
 
- FCC Statement 15B
Firmware Version 1.0.0.11 
GXP1610/GXP1620/GXP1625 User 
Guide 
Page 5 of 31 
DOCUMENT PURPOSE 
This  User  Guide  describes  the  basic  concept  and  tasks  necessary  to  use  and  configure  your 
GXP1610/GXP1620/GXP1625. 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 
Administration Guide". 










