SKU: 94954925004

Grandstream HT813 Analog FXS VoIP Gateway with Gigabit NAT Router

$107.95 $119.95
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  • USA
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

Grandstream HT813 Analog FXS VoIP Gateway with Gigabit NAT RouterDescriptionSpecificationsShipping The HT813 is an analog telephone adapter that features 1 analog telephone FXS port and 1 PSTN line FXO port in order to offer backup lifeline support using a PSTN line. The integration of a FXO and FXS port enables this hybrid ATA to support remote calling to and from the PSTN line. For added flexibility, the FXS port extends VoIP service to one analog device. Users can convert their analog technology to VoIP thanks

The HT813 is an analog telephone adapter that features 1 analog telephone FXS port and 1 PSTN line FXO port in order to offer backup lifeline support using a PSTN line. The integration of a FXO and FXS port enables this hybrid ATA to support remote calling to and from the PSTN line. For added flexibility, the FXS port extends VoIP service to one analog device. Users can convert their analog technology to VoIP thanks to the HT813’s ultra-compact size, HD voice quality, advanced VoIP functionality, high-end security protection and multiple auto provisioning options. These advanced features also allow service providers to offer high quality IP service to customers looking to upgrade to VoIP



  • Supports 2 SIP profiles through 1 FXS port and 1 FXO port
  • Dual 100Mbps LAN and WAN ports
  • Lifeline support (FXS port will be hard-relayed to FXO port) in case of 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 main server loses connection
  • Strong AES encryption with security certificate per unit
    • Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 94954925004

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    4.4 ★★★★★
    Based on 164 reviews
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    A
    Verified Purchase
    Amazon Customer
    Port Orchard, US
    ★★★★★ 5
    Great fit . Looks chic. Good quality stitches
    Size: Large, Color: White
    Great fit heavy and stitching is good . Sixing for right for my girl she us 5 foot tall but thin and muscular 66 lbs . Would recommend. Versatile to pair with any blouse.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on December 9, 2025
    K
    Verified Purchase
    Kat
    Battle Creek, US
    ★★★★★ 5
    Already got complements!
    Size: 2T, Color: Dark Indigo Wash, Size: 2T, Color: Dark Indigo Wash
    Great fit, it’s a little stretchy so perfect for my toddler!
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 6, 2026
    D
    Verified Purchase
    Deise Mendonca
    Pawtucket, US
    ★★★★★ 5
    Soft material
    Size: X-Small, Color: Dark Indigo Wash
    Looks beautiful and is very soft
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 5, 2026
    J
    Verified Purchase
    Jazz
    Grantham, US
    ★★★★★ 5
    Soft and lightweight
    Size: XX-Large, Color: Light Denim Blue, Size: XX-Large, Color: Light Denim Blue
    Great lightweight jacket more like a shacket really. Fits my son nice as well. So soft.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 21, 2026
    J
    Verified Purchase
    Jia
    Carnegie, US
    ★★★★★ 4
    Thin
    Size: XX-Large, Color: Medium Indigo Wash
    it's good but very thin.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on December 26, 2025

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