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Quick Overview

The Grandstream HT704 is an impressive four-port ATA (analog telephone adapter). This small machine packs a serious punch and will have you conducting business like a boss in no time.

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Grandstream HT704 Information:

The Grandstream HT704 is an impressive 4-port ATA (analog telephone adapter) that gives users the opportunity to use up to 4 analog phones. You also have the option to use fax devices on either an IP or VoIP network.


The Grandstream HT704 is a generation now, powerful four-port VoIP adapter for small offices or residential users. The HT704 comes in a compact size, and features top notch voice quality, rich functionalities, strong security protection, excellent manageability and auto provisioning. It is also extremely affordable. The Grandstream HT704 is an ideal 4-port ATAs for large scale commercial IP voice service deployment.




  • 4 FXS port for analog device use
  • 1 10/100 Ethernet Port
  • LED indicator lights for power, Internet, LINK/ACT, and status
  • 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
  • Voice Codecs: G.711a/u, G.723.1, G.729a/b, G.726, iLBC
  • Strong security protection: TLS/SRTP/HTTP
  • Automated provisioning: TR069, HTTP/HTTPS/TFTP

Mfg. Part Number: HT704


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