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The GXW FXS Series has a compact and quiet design (no fans) and offers superb audio quality, rich feature functionality, strong security protection, and compelling price-performance ratio. It is auto-configurable, remotely manageable and scalable. It features 4 or 8-port FXS interface 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.
The GXW40xx also supports 2 SIP account profiles, caller ID for various countries/regions, T.38 fax, flexible dialing plans, security protection (SIPS/TLS), and comprehensive voice codecs. Features & Benefits
* 4 or 8 FXS ports * Two RJ-45 ports 10/100 Mbps (switched or routed) * Multiple SIP accounts (choice of 2 profiles per account) * T.38 Fax compliant * G.168 Echo Cancellation * Voice Activation Detection (VAD) * Comfort Noise Generation (CNG) * Packet Loss Concealment (PLC) * Supports PSTN/PBX analog telephone sets or analog trunks
Feature Specifications  | GXW-4004 | GXW-4008
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| FXS Ports
| 4 FXS | 8 FXS |
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| | Ethernet Ports | 2 RJ45 10/100Mbps (LAN/WAN) | 2 RJ45 10/100Mbps (LAN/WAN) |
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| | PSTN Line Port | 1 RJ11, for Fail-Over PSTN | 1 RJ11, for Fail-Over PSTN |
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| | Voice Codecs | G.711 (a/µ law), G.723, G.726, G.729a/b/e, iLBC, and T.38 compliant | G.711(a/µ law), G.723, G.726, G.729a/b/e, iLBC, and T.38 compliant |
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| Security
| Support for SIPS, TLS, HTTPS
| Support for SIPS, TLS, HTTPS
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| | Configuration | Web based, and remote TFTP/HTTP | Web based, and remote TFTP/HTTP |
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| | Power Input | 12 Vdc, 1.25Amp | 12 Vdc, 1.25Amp |
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| | Compliance | FCC, CE | FCC, CE |
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