
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
For Your Every Summer RSVP, with Code: SUMMER15
Description
GRANDSTREAM 1 FXS 1 FXO 2 GIGE NAT ROUTERThe 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 HT813s ultra compact size HD
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 Features- 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:
- 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
4.2 ★★★★★
Based on 65 reviews
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Product Reviews
★★★★★ 5
very good and very fast service.
Size: 10 Wide, Color: Black/Black
very well made shoes.
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Reviewed in the United States on March 25, 2026
★★★★★ 3
Looks not finished
Size: 14, Color: Black/Black
They are probably good shoes but they look unfinished
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Reviewed in the United States on February 1, 2026
★★★★★ 5
Stylish comfy shoes
Size: 11.5, Color: Black
My husband adores these shoes. They are true to size. Comfy and stylish and lightweight which makes the ideal combo for him. Glad I purchased them.
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Reviewed in the United States on September 30, 2025
★★★★★ 5
Good shoe!
Size: 12, Color: Black
Comfortable shoes for someone with wider feet and challenges finding comfortable dress loafers! Good price for the quality and comfort! Have two pairs
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Reviewed in the United States on December 29, 2025
★★★★★ 5
Beautiful and comfortable
Size: 12 Wide, Color: Black
Beautiful and comfortable
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Reviewed in the United States on May 21, 2026