Grandstream HT812

$65.00

3324 in stock

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

3324 in stock

SKU: GRA-HT812 Category:

Description

Grandstream HT812

Additional information

Weight 1 lbs
Dimensions 8 × 6 × 3 in

Technical Specifications

Interfaces:

  • Telephone Interfaces: Two (2) RJ11 FXS ports; can be expanded by peering with an FXS gateway
  • Network Interfaces: Two (2) 10/100/1000Mbps RJ45 ports
  • LED Indicators: POWER, LAN, WAN, PHONE1, PHONE2
  • Factory Reset Button: Yes

Voice, Fax, Modem:

  • Telephony Features: Caller ID display or block, call waiting, flash, blind or attended transfer, forward, hold, do not disturb, 3-way conference
  • Voice Codecs: G.711 with Annex I (PLC) and Annex II (VAD/CNG), G.722, G.723.1, G.729A/B, G.726, iLBC, OPUS, dynamic jitter buffer, advanced line echo cancellation0
  • Fax Over IP: T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through

HT812 Datasheet

Grandstream HT812 Datasheet

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