Grandstream Networks HT704 4-Port Analog Telephone Adapter

Grandstream Networks HT704 4-Port Analog Telephone Adapter

Grandstream Networks HT704 4-Port Analog Telephone Adapter

B&H # GRHT704 MFR # HT704
Grandstream Networks HT704 4-Port Analog Telephone Adapter

Grandstream Networks HT704 4-Port Analog Telephone Adapter

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Expected availability: 7-10 business days

Product Highlights

  • 4x RJ-11 FXS Port
  • 1 x RJ-45 10/100 Mbps Network Interface
  • Integrated LED Indicators
  • Short Haul Loop
  • Caller ID Display or Block
  • Call Waiting
  • Flash
  • Do Not Disturb
  • 3-Way Conference Calling
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Ports: 4

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  • 1Description

The compact yet powerful HT704 4-Port Analog Telephone Adapter from Grandstream Networks is designed to give traditional analog telephones the ability to connect to a digital telephone system or a VoIP network. In addition to simply connecting to a VoIP network, this adapter supports a variety of advanced telephony features including caller ID, call waiting, 3-way conference calling, call forward, call transfer, and much more. Comprehensive codec support and enhanced security protection ensure this adapter is compatible with a variety of network configurations, and with a single 10/100 Mbps RJ-45 port you can connect directly to a high-speed router or switch.

Four FXS ports supporting 3 REN and a single 10/100M Ethernet port
LEDs for power, Internet, Link/ACT, and phone status
Advanced telephony features including caller ID, call waiting, 3-way conference, transfer, forward, do not disturb, message waiting indication, multi-language voice prompt, T.38 fax, flexible dial plan
Supports comprehensive codecs including G.711 with Annex I/II, G.723.1, G.729.1, G.729A/B, G.726, iLBC
Strong security protection of voice/data privacy using TLS/SRTP/HTTPS, secure and automated provisioning using TR069 and HTTP/HTTPS/TFTP.
In the Box
Grandstream Networks HT704 4-Port Analog Telephone Adapter
  • Universal Power Adapter
  • Ethernet Cable
  • Vertical Stand
  • Limited 1-Year Manufacturer Warranty
  • Table of Contents
    • 1Description
    Interfaces
    Telephone Interface 4 x RJ-11 FXS ports
    Network Interface 1 x RJ-45 10/100 Mb Base-TX, Full Duplex port with connectivity LEDs
    LED Indicators Power, Phone 1, Phone 2, Phone 3, Phone 4
    Reset Button Factory reset button
    Voice, Fax, Modem.
    Voice over Broadband Capabilities G.711 with Annex I (PLC) and Annex II (VAD/CNG), G.723.1, G.729A/B, G.726, iLBC, dynamic jitter buffer, advanced line echo cancellation
    Fax over IP T.38 compliant Group 3 Fax Relay up to 14.4 kbps and auto-switch to G.711 for fax pass-through
    Short and Long Haul 5REN: Up to 0.6 mi / 1 km on 24 AWG line
    Caller ID Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
    Polarity Reversal / Wink Yes
    Signaling
    Network Protocols TCP/UDP/IP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, HTP, TFTP, TELNET, PPPoE, STUN, SIP (RFC3261), SIP over TCP/TLS, SRTP, TR069
    QoS Layer 2 (802.1q VLAN/802.1q) and layer 3 (ToS, DiffServ, MPLS) QoS
    DTMF Method In-audio, RFC2833 and/or SIP INFO
    Provisioning HTTP, HTTPS, TELNET, TFTP, TR-069, secure and automated provisioning using AES encryption, syslog
    Security
    Media SRTP
    Control TLS/SIPS/HTTPS
    Management Syslog support, telnet, remote management using Web browser
    Physical
    Power Adapter Input: 100-240 VAC/50-60 Hz 0.18 A max
    Output: 12 VDC, 1 A, UL certified
    Environmental Operating Temperature: 32 to 104°F / 0 to 40°C
    Storage Temperature: 14 to 140°F / -10 to 60°C
    Humidity: 10 to 90% (non-condensing)
    Short Haul Loop 3REN: Up to 3280.8' (1 km) on 24 AWG line
    EMC FCC part 15 Class B, EN55022, EN55024, CISPR22, and CISPR24
    Safety EN60950-1 & UL60950-1 (UL only for PSU)
    Compliance FCC, CE
    Dimensions & Weight
    Dimensions 1.1 x 4.5 x 3.0" / 28 x 115 x 75 mm
    Weight Not specified by manufacturer

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