Grandstream HT841 Dubai
Grandstream HT841 Dubai - Image 2

Grandstream HT841 Dubai

Grandstream HT841 Dubai

The Grandstream HT841 Dubai FXO gateway series represents an effective VoIP solution, simplifying the process for businesses, regardless of their size, to seamlessly link their analog phone systems with VoIP networks.

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Description

Grandstream HT841 Dubai

The Grandstream HT841 Dubai FXO gateway series represents an effective VoIP solution, simplifying the process for businesses, regardless of their size, to seamlessly link their analog phone systems with VoIP networks. These versatile gateways serve as a bridge to connect multiple locations and all office devices to either hosted or on-premise IP PBX networks.

The Grandstream HT841 Dubai is equipped with both FXO and FXS ports, enabling the capability to initiate and receive calls via the traditional phone network (PSTN). Furthermore, it incorporates an array of advanced telephony features, including call transfer, call forwarding, and call waiting.

With its straightforward provisioning and outstanding voice quality, the Grandstream HT841 Dubai stands out as the preferred VoIP gateway for businesses of all scales, providing a dependable and efficient solution.

Features

  • Supports 3 SIP profiles through 1 FXS port and 4/8 FXO ports
  • High-performance NAT router
  • Lifeline support (FXS port will be hard-relayed to FXO port) in case of a power outage
  • 3-way voice conferencing per port
  • Automated & secure provisioning options using TR069
  • Supports T.38 Fax for reliable Fax-over-IP
  • Failover SIP server automatically switches to secondary server if the main server loses connection
  • Strong AES encryption with security certificate per unit

Specifications

Interfaces

  • Telephony Interface : 4 RJ11 FXO ports/1 RJ11 FXS
  • Network Interface : Two 10/100/1000Mbps RJ45 ports, one with 802.3af PoE-PD support
  • LED Indicators : POWER, NET1, NET2, FXS, FXO
  • 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.729, 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 Fax Pass-through
  • Short/Long Haul Ring Load : 3 REN : Up to 1km on 24 AWG
  • 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, TELNET, 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, TFTP, SSH, TR-069, secure and automated provisioning using AES encryption, syslog

Security

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

Physical

  • Universal Power Supply
    • POE Input : 4 8 V / 0 . 5 A
    • DC Input : 12V/1A
  • Environmental
    • Operational : 32º – 104ºF
    • Storage : 14º – 140ºF
    • Humidity : 10 – 90% Non-condensing
  • Dimension and Weight : 190mm x 100mm x 28mm (L x W x D)
    • Weight : 0.46KG
  • Compliance : FCC/CE/RCM/IC/UKCA

 

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