The GXW400x FXS Series is an ideal solution for businesses looking to connect one or more lines of a traditional PBX to a VOIP phone system or provider. The GXW400x features 4 or 8-port FXS interfaces for analog telephones, dual 10M/100M network ports with integrated router, PSTN life line in case of power failure, and an RS232 serial port for administration.
| FXS Ports | 4 FXS (GXW4004), 8FXS (GXW4008 |
| Ethernet Ports | 2 RJ45 10/100Mbps (LAN/WAN) |
| PSTN Line Port | 1 RJ11, for Fail-Over PSTN |
| Voice Codecs | G.711 (a/µ law), G.723, G.726, G.729a/b/e, iLBC, and T.38 compliant |
| Configuration | Web based, and remote TFTP/HTTP |
| Power Input | 12 Vdc, 1.25Amp |
| Compliance | FCC, CE |
Declaration of Conformity Grandstream GXW400X
Grandstream ATAs and Gateways Comparison Chart
GXW IP Analog Gateway Series FAQ
Using GXW-Series to extend analog lines without a SIP server
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GXW FXS Series Configuration with different scenarios
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Grandstream TR-069 Information
Grandstream Provisioning Guide
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Skype Client and Skype for Business Guide