SWG
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M20X Series Wireless Gateways User Manual
4
1. Overview
1.1 What is SWG
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M20X Series Wireless Gateways
?
OpenVox SWG
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20X series wireless gateways include SWG
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202 G/W/L and SWG
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204
G/W/L. They can bring you excellent HD voice service with multiple codecs, including
G.711U, G.711A, GSM, G.722, G.726, G.729, and also flexible SMS service with
multiple SMS API. The SWG
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20X series gateways will be 100% compatible with
Asterisk, 3CX, FreePBX, FreeSWITCH and VOS VoIP operating platform, and help users
reduce telecommunications and communication costs.
1.2 Product Introduction
The SWG
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20X series gateways are available in a variety of models, and each model
supports a different number of ports and frequency bands. The following table
shows:
Model
Module
Ports
Network
Interface
Band
SWG
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202G
GSM
2
2
GSM:850/900/1800/1900MHz
SWG
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204G
4
SWG
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202W
WCDMA
2
Europe
UMTS: 900/2100MHz
GSM: 900/1800MHz
America
UMTS: 850/1900MHz
GSM: 850/900/1800/1900MHz
Thailand
SWG
-
204W
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