Analog Telephone Adapter

  • Utilize your old-school fax machine with our Fax over IP and ATA solution.
  • An easy-to-use 1 port ATA.
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  • The Grandstream HT802 is a 2-port analog telephone adapter (ATA) that offers plenty of flexibility within your telecom environment. Combine the HT802 with a SIP Trunk to give your on-premises PBX or Key System new functionality and features. The HT802 features include:
    • Support for 2 SIP profiles through 2 FXS ports and a single 10/100Mbps port
    • 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
    • A Failover SIP server automatically switches to a secondary server if the primary server loses connection.
    • Supports T.38 Fax for creating Fax-over-IP
    • Supports a wide range of caller ID formats
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  • The Grandstream HT812 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated Gigabit NAT router. The HT812 core features are:
    • 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 Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning
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  • The Grandstream HT818 is a powerful 8-port FXS Gateway with a Gigabit NAT Router. The HT818 key features include:
    • Support for 2 SIP profiles and 8 FXS ports
    • Strong AES encryption with security certificate per unit
    • Automated & secure provisioning options using TR069
    • 3-way voice conferencing per port
    • Exceptional voice quality with wide-band HD codec
    • Supports T.38 Fax for reliable Fax-over-IP
    • Supports dual Gigabit network ports
    • High-performance NAT router
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