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Grandstream HT812 2 Port VoIP ATA with Gigabit Router

HT812
SKU: HT812
Grandstream HT812 2-Port ATA Analogue Phone Adaptor with Gigabit Router
Ethernet Speed
1Gbps
Warranty:
In stock
Description
Description
Specifications
Resources
Package Contents
The Grandstream HT812 is an easy-to-use 2-port VoIP analogue 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. The HT812 delivers outstanding VoIP technology and routing capabilities to home and office environments and allows users to successfully connect their analogue devices to a manageable and powerful VoIP network.
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
Details
Manufacturer's Product CodeHT812
Telephony Interface(2) FXS ports
Network Interface(2) 10/100/1000Mbps RJ45 ports
Telephony FeaturesCaller ID display or block, call waiting, flash, blind or attended transfer, forward, hold, do not disturb, 3-way conference
Voice over Broadband CapabilitiesG.711 with Annex I (PLC) and Annex II (VAD/CNG), G.723.1, G.729A/B, G.726, iLBC, OPUS, dynamic jitter buffer, advanced line echo cancellation
Fax over IPT.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through
Short/Long Haul Ring Load3 REN, up to 1km on 24AWG line
Caller IDBellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
Disconnect MethodsBusy Tone, Polarity Reversal/Wink, Loop Current
Network ProtocolsTCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, TELNET, STUN, SIP (RFC3261), SIP over TCP/TLS, SRTP, TR-069
QoSLayer 2 (802.1Q VLAN, SIP/RTP 802.1p) and Layer 3 (ToS, Diffserv, MPLS)
DTMF MethodIn-audio, RFC2833 and/or SIP INFO
Dimensions28.5 x 130 x 90 mm
Upgrade/ProvisioningHTTP, HTTPS, TELNET, TFTP, TR-069 , secure and automated provisioning using AES encryption, syslog
Details
Power Supply12VDC/0.5A PSU