Analog Telephone Adaptors

HT812 v2 Analog Telephone Adapter

The HT812 v2 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated Gigabit NAT router.

  • 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
Product Datasheet
Supplied by Cohesive Technologies, authorised distributor

Overview

The HT812 V2 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated Gigabit NAT router. Built upon Grandstream’s market-leading SIP ATA/gateway technology with millions of units successfully deployed worldwide, this powerful ATA features exceptional voice quality in various application environments, strong encryption with unique security certificate per unit, automated provisioning for volume deployment and device management, and outstanding network performance for home and office use.

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
  • LED Indicators - POWER, NET1, NET2, PHONE1, PHONE2
  • 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

Key capabilities

  • 2 line

  • Encryption security

  • Auto provisioning

  • 3 way conference

  • Failover

  • Fax to email

  • Gigabit

  • Caller ID

HT812 v2 ATA FAQ

Answers to common questions about the HT812 v2 ATA — buying it in India, documentation and support.

What is the HT812 v2 ATA?

The HT812 v2 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated Gigabit NAT router.

What are the key features of the HT812 v2 ATA?

Key features of the HT812 v2 ATA include: 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; LED Indicators - POWER, NET1, NET2, PHONE1, PHONE2; Automated provisioning options include TR-069 and XML config files.

Where can I buy the HT812 v2 ATA in India?

Cohesive Technologies is the authorised distributor of Grandstream Networks in India and supplies the HT812 v2 ATA across the country. Call +91 120 4830000, WhatsApp +91 7290000544 or email info@grandstreamindia.com for a quote.

Where can I download the HT812 v2 ATA datasheet?

You can download the official HT812 v2 ATA datasheet (PDF). It lists the full technical specifications.

Is installation and support available for the HT812 v2 ATA?

Yes. Cohesive Technologies offers consultation, installation, configuration, technical support and extended warranty for Grandstream products across India. See our support services.

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