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GXW4504 Digital VoIP Gateway (NEW)

4 Port T1/E1 Gateway

The Grandstream GXW4504 Digital VoIP Gateway features 4 T1/E1/J1 span and supports 120 concurrent calls.

  • Dual Gigabit autosensing RJ45 network ports with integrated NAT router
  • TLS and SRTP security encryption technology to protect calls and accounts
  • Automated provisioning by HTTP/TFTP with XML config files
  • Software configurable E1/T1/ J1 ports, support PRI, SS7, MFC R2
  • Supports a widerange of voice codecs, including G.722, G.729, iLBC, and more
  • Supports T.38 Fax for creating Faxover-IP
  • Supports multilanguage voice promtps
GXW4504