4 Port FXS Gateway with Gigabit NAT Router
The HT814 is an advanced 4-port VoIP gateway with 4 FXS ports and an integrated Gigabit NAT router.

Supports 2 SIP profiles through 4 FXS ports and dual Gigabit ports
Includes a built-in NAT router which can handle routing speeds up to 100MBps
TLS and SRTP security encryption technology to protect calls and accounts
Automated provisioning options include TR-069 and XML config files
Supports 3-way voice conferencing
Failover SIP server automatically switches to secondary server if main server loses connection
Supports T.38 Fax for creating Fax-over-IP
Supports a wide range of caller ID formats
Use with Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning