![Grandstream HT812](https://cdn.sanity.io/images/m5vpyyde/production/901898c46108d2066ef4def38b06a81b05e97a2e-2000x2000.png?w=800&auto=format)
Grandstream
Grandstream HT812
Designed for users looking to connect their analog devices to a VoIP network at home or in the office. The HT812 is a powerful analog telephone adapter that is easily deployable and manageable. It comes equipped with 2 FXS ports and an integrated Gigabit NAT router.
![](https://cdn.sanity.io/images/m5vpyyde/production/18c7731c9f4bb839c7ff58bf880c885c2788c87c-2000x2000.png?w=800&auto=format)
Grandstream HT812
The 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.
![](https://cdn.sanity.io/images/m5vpyyde/production/bcd5920e18345fee6b53f21a33d571571971b0c0-2000x2000.png?w=800&auto=format)
Features
- 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 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
![](https://cdn.sanity.io/images/m5vpyyde/production/799e9ac6be5e5bd40cb22542d72ea66f6a39d268-200x200.png)
2 lines
![](https://cdn.sanity.io/images/m5vpyyde/production/9c16e66198c2f58b0202611a9e7ce628e2e38f40-200x200.png)
Encryption security
![](https://cdn.sanity.io/images/m5vpyyde/production/bdffa5ea130d03164b178061439ffe83159ec544-200x200.png)
Auto provisioning
![](https://cdn.sanity.io/images/m5vpyyde/production/e02f5816a39be2e4d3668e88f2a0d6d689aa2744-200x200.png)
3 way conference
![](https://cdn.sanity.io/images/m5vpyyde/production/47ec7dca071b340c4e435b1a4026a958b5c51bc4-200x199.png)
Failover
![](https://cdn.sanity.io/images/m5vpyyde/production/651df912241f611a6ce63dbfb627a9fbdaf708e2-200x201.png)
Fax to email
![](https://cdn.sanity.io/images/m5vpyyde/production/0841d46c3926e3a0ecde956061914ce0b9d81887-200x199.png)
Gigabit
![](https://cdn.sanity.io/images/m5vpyyde/production/91af736f5a9ad2dc207d57f5474c9230d95cb62f-202x200.png)
Caller ID
Get started today.
To learn more about our solutions, call (281) 667-0404, or request an online meeting.