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Item#: N82E16833553003CVF

Grandstream GXW4004 IP Analog Gateway

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  • 4 FXS Ports
  • 2 RJ45 10/100Mbps (LAN/WAN)
  • Accessories

  • Overview
  • Specifications
  • Warranty & Returns
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GXW-400x is a next generation VOIP FXS gateway that is SIP based and interoperable with leading IP-PBX and softswitch systems. It feature a 4 (GXW4004) or 8 (GXW4008) telephone ports, supports voice quality, rich telephony functionalities, easy provisioning, flexible dialing plans. PSTN failover line, and dual routed or switched network ports. The GXW-400x gateway series enables small medium business to create integrated IP and PSTN telephone systems and efficiently manage communications costs.

Learn more about the Grandstream GXW4004






4 FXS Ports

2 RJ45 10/100Mbps (LAN/WAN)


Grandstream IP analog gateway with 4 ports

Support for 2 SIP account profiles, caller ID for various countries/regions

Support for T.38 fax, flexible dialing plans, security protection (SIPS/TLS), and comprehensive voice codecs

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
Warranty, Returns, And Additional Information
  • Return Policies
    • Return for refund within: 30 days
    • Return for replacement within: 30 days
  • This item is covered by's Standard Return Policy.
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