The GXW410x series offers the small enterprise, SOHO, remote offices and multi-location
enterprises a cost-effective IP solution to help better manage communication costs, increase the
feature functionality of their phone systems and create a seamless office environment.
Designed and tested for full interoperability with leading IP-PBXs, Softswitches and most SIPbased
environments, the GXW410x technology ensures superb voice and video quality, easy
manageability, and rich features at very competitive price. It supports up to 3 SIP account
profiles, 1 or 2-stage dialing, caller ID, T.38 fax, programmable PSTN line settings for various
different countries/regions, G.711 (a/u-law), G.723.1, G.729A/B, G.726, GSM, and in the future
iLBC (pending) voice codecs, and H.264 video codec (up to 30fps and CIF resolution) for the
video surveillance port.

“The GXW410x series addresses the growing desire to leverage the benefits of IP telephony in
an easy and cost-effective manner. The Grandstream analog gateway allows any business to
seamlessly connect multiple locations with up to 8 PSTN lines, to an IP PBX system, or with an
existing traditional phone system. The GXW series’ exceptional voice and video quality, ease of
use and affordability really sets the product ahead of the competition,” said David Li, CEO of
Grandstream. “This product release reinforces our commitment to developing next-generation
and affordable IP voice and video products for both small business market and the enterprise.
We will continue our commitment to deliver the most innovative and affordable IP multi-media
products for our customers.”
The GXW410x product series will be available through Grandstream’s distribution channels
worldwide by the end of September, 2006. For more information about the GXW410x FXO
Analog Gateway Product Series, please visit our Website at: www.grandstream.com.

About GRANDSTREAM NETWORKS
Grandstream Networks, Inc. is an award-winning designer and manufacturer of next generation
IP voice & video products for broadband networks. Our products are consistently recognized by
industry experts for their innovation, affordability and superior value. Grandstream’s products
deliver superb sound and picture quality and all the feature functionality you expect from a
phone system. Grandstream products are fully interoperable and compatible with most service
providers, IP-PBXs, Softswitches and PBXs and provide an affordable, easy to install and
manage IP communications solution. Grandstream Networks is headquartered in Brookline, MA
with offices in Los Angeles, Dallas and China. For more information, please visit
www.grandstream.com.