Product Description

The Grandstream GXW4004 is a 4 FXS port gateway that allows analog phones or fax machines and traditional analog PBX systems to connect to a VoIP system or provider. It features 2 10/100 network ports with an integrated router for connecting to the network and an RJ11 line for PSTN failover.

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.

Grandstream GXW4004 4-Port FXS Gateway Overview

The Grandstream GXW4004 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.

This Grandstream FXS Gateway is an ideal solution for businesses looking to connect one or more lines of a traditional PBX to a VOIP phone system or provider. Each SIP Account supports 2 profiles and the GXW4004 supports T.38 fax along with G.711, G.723, G.726, G.729 and iLBC codecs.

Grandstream GXW4004 Features and Functions

• 4 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