Grandstream HT812 Telephone Adapter Two Port VoIP Gateway 2 FXS with Gigabit NAT Router

Designed for users looking to connect their analog devices to a VoIP network at home or in the office.
Supports 2 SIP profiles through 2 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. Supports T.38 Fax for creating Fax-over-IP. Supports a wide range of caller ID formats.
Failover SIP server automatically switches to secondary server if main server loses connection.
Use with Grandstream
1 Year Manufacturer's Warranty.