The Grandstream HT812 delivers powerful VoIP technology and routing capabilities to home and office environments and allows users to successfully connect their analog devices to a manageable and powerful VoIP network. Built using Grandstream's market-leading SIP ATA/gateway technology, with millions of units successfully deployed worldwide, this powerful ATA features exceptional voice quality in various applications and environments. The HT812 comes with 2 easy-to-use FXS ports, an integrated Gigabit NAT router, state-of-the-art encryption with a unique security certificate per unit, automated provisioning for volume deployment and device management and outstanding network performance.

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
Failover SIP server automatically switches to a secondary server if the 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 PBX for Zero Configuration provisioning

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Datasheet

Quick User Guide

User Guide

Grandstream Powerful 2-Port ATA Gigabit NAT Router HT812