Grandstream HT812 Analog Telephone Adapter

KSh 4,500.00 Excl. of VAT

About this item

  • 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
SKU: 961539 Category:

Description

Grandstream HT812 Analog Telephone Adapter Features

The Grandstream HT812 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, this powerful ATA features exceptional voice quality, strong encryption, automated provisioning and device management, and outstanding network performance for home and office use.

Grandstream HT812 Key Features

  • Supports 2 SIP profiles and 2 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 wideband HD codec
  • Supports T.38 Fax for reliable Faxover-IP
  • Supports dual Gigabit network ports
  • High performance NAT router

Grandstream HT812 Analog Telephone Adapter

Grandstream HT812 – Technical Specifications

Interfaces

  • Telephone Interfaces: Two (2) RJ11 FXS ports
  • 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.723.1, G.729A/B, G.726, iLBC,OPUS, dynamic jitter buffer, advanced line echo cancellation
  • Fax Over IP: T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for FaxPass-through
  • Short/Long Haul Ring Load: 3 REN, up to 1km on 24AWG line
  • Caller ID: Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
  • Disconnect Methods: Busy Tone, Polarity Reversal/Wink, Loop Current

Signaling

  • Network Protocols: TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP,TFTP, SSH, STUN, SIP (RFC3261), SIP over TCP/TLS, SRTP, TR-069
  • QoS: Layer 2 (802.1Q VLAN, SIP/RTP 802.1p) and Layer 3 (ToS, Diffserv, MPLS)
  • DTMF Method: In-audio, RFC2833 and/or SIP INFO
  • Provisioning and Control: HTTP, HTTPS, SSH, TFTP, TR-069 , secure and automated provisioning using AESencryption, syslog

Security

  • Media: SRTP
  • Control: TLS/SIPS/HTTPS
  • Management: Syslog support, SSH, remote management using web browser

Physical

  • Universal Power Supply:
    – Input: 100-240VAC, 50-60Hz
    – Output: 12V/0.5A
  • Environmental:
    – Operational: 32º – 104ºF or 0º – 40ºC
    – Storage: 14º – 140ºF or -10º – 60ºC
    – Humidity: 10 – 90% Non-condensing
  • Dimension: 28.5 x 130 x 90 mm (H x W x D)
  • Weight: 353.33g

Compliance

  • FCC/CE/RCM, K.21

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