
HT818
Analog Telephone Adaptors
View productCohesive Technologies — authorised Grandstream distributor in India
Designed for users looking to connect their analog devices to a VoIP network, in either a home or office. The HT814 is a powerful analog telephone adapter that is easily deployable and manageable. It comes equipped with 4 FXS ports and an integrated Gigabit NAT router.
The HT814 delivers powerful VoIP technology and routing capabilities to home and office environments and allows users to successfully connect their analog devices to a manageable, robust 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 HT814 comes with 4 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.

More Analog Telephone Adaptors from Grandstream
Answers to common questions about the HT814 ATA — buying it in India, documentation and support.
Designed for users looking to connect their analog devices to a VoIP network, in either a home or office. The HT814 is a powerful analog telephone adapter that is easily deployable and manageable.
Key features of the HT814 ATA include: Supports 2 SIP profiles through 4 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.
Cohesive Technologies is the authorised distributor of Grandstream Networks in India and supplies the HT814 ATA across the country. Call +91 120 4830000, WhatsApp +91 7290000544 or email info@grandstreamindia.com for a quote.
You can download the official HT814 ATA datasheet (PDF). It lists the full technical specifications.
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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