Grandstream GXW4004/4008 Analog VoIP Gateway-4

The GXW400x series FXS Gateway enables small and medium businesses to create an integrated IP and PSTN telephony systems to create one easy-to-manage communications solution. The GXW400x series is intuitive and easy to deploy with its 4 or 8 FXS ports for analog telephones, and two 10/100 ports.

Technical Specifications:

• 4 or 8 FXS ports with PSTN life line in case of power failure
• 2 10/100 Mbps network ports (switched or routed)
• Comprehensive codec support, caller ID, flexible dial plans and security protection
• Support for T.38 fax
• Advanced security protection with SRTP
• Failover SIP server feature in case main SIP server goes down