IP Phone User's Manual
Table Of Contents

GXV3140 USER MANUAL  www.grandstream.com 
SOFTWARE VERSION 1.0.0.44 support@grandstream.com 
WELCOME 
Thank you for purchasing the Grandstream GXV3140 IP Multimedia Phone. The GXV3140 is designed for 
the high-end enterprise market and is easy to use and configure. It supports a broad range of audio codecs 
and H.264,H.263/H.263+ video codecs. Based on the SIP standard, it is interoperable with 3
rd
 party SIP 
platforms. The GXV3140 takes full advantage of VoIP technology to allow plug and play communication 
anywhere in the world. 
This user manual will help you to understand how to configure and manage your GXV3140 IP Multimedia   
phone. It will also show you how to fully utilize features such as quick installation, conference calling, and 
Direct IP calling. 
GXV3140 Overview 
The GXV3140 is a next generation SIP-based IP Multimedia phone that supports a selection of high quality 
audio codecs and is compatible with the H.263/H.263+/H.264 video codecs. The GXV3140 supports high 
quality real-time video transmission on a 4.3” TFT color LCD even when under low bandwidth conditions 
(32kbps-1Mbps). The VGA camera’s lens is adjustable to allow high quality video conferencing. 
The GXV3140 embodies a sleek and elegant industrial design. The advanced telephony and video 
features, interoperability with third party SIP products and ease of use makes it an ideal IP Multimedia 
product for both the enterprise and consumer markets alike. 
Caution: Changes or modifications to this product not expressly approved by Grandstream, or operation of this 
product in any way other than as detailed by this User Manual, could void your manufacturer warranty.
•  This document is subject to change without notice. 
The latest electronic version of this user manual is 
available for download @ 
http://www.grandstream.com/user_manuals/GXV3140_User_Manual.pdf 
• 
Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for any 
purpose without the express written permission of Grandstream Networks, Inc. is not permitted.










