SKU: 28459000871

Grandstream SIP ATA 8 Port FXS Gateway | HT-818

Sale price$1237.03 Regular price$1374.48
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 12 - Jul 17

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Grandstream SIP ATA 8 Port FXS Gateway | HT-818Bridge Your Analog Devices to a Powerful VoIP Network The Grandstream HT818 is a high performance 8 port VoIP gateway designed for users who need to integrate analog telephones, fax machines, and other legacy telephony equipment into a modern VoIP network. This powerful device features 8 FXS ports and an integrated Gigabit NAT router, making it an ideal solution for both residential and office environments. Built on Grandstream's market leading SIP

Bridge Your Analog Devices to a Powerful VoIP Network

The Grandstream HT818 is a high-performance 8-port VoIP gateway designed for users who need to integrate analog telephones, fax machines, and other legacy telephony equipment into a modern VoIP network. This powerful device features 8 FXS ports and an integrated Gigabit NAT router, making it an ideal solution for both residential and office environments. Built on Grandstream's market-leading SIP ATA/gateway technology, the HT818 delivers exceptional voice quality, robust security, and outstanding network performance.

Seamless Integration and Crystal-Clear Communication

Experience superior audio with the HT818's support for a wide range of voice codecs, including the wideband HD codec for crystal-clear conversations. It supports 3-way voice conferencing per port and advanced telephony features like caller ID, call waiting, and call forwarding. For businesses that still rely on faxing, the HT818 includes T.38 Fax-over-IP support for reliable and efficient fax transmission.

Robust Security and Simplified Management

Security is paramount in modern communication. The HT818 employs strong AES encryption with a unique security certificate per unit to protect your calls and accounts. Automated and secure provisioning options, including TR-069, simplify mass deployment and device management. The dual Gigabit network ports ensure a high-performance connection, and the integrated NAT router provides efficient routing capabilities.

Key Features at a Glance:

  • Supports 2 SIP profiles and 8 FXS ports.
  • Dual 10/100/1000Mbps Gigabit network ports.
  • Exceptional voice quality with a wideband HD codec.
  • 3-way voice conferencing per port.
  • Supports T.38 Fax for reliable Fax-over-IP.
  • Strong AES encryption for enhanced security.
  • Automated provisioning with TR-069.
  • High-performance NAT router.

Technical Specifications

Interfaces
Telephone Interfaces Eight (8) RJ11 FXS ports.
Network Interface Two (2) 10/100/1000Mbps RJ45 ports.
LED Indicators POWER, NET1, NET2, PHONE1, PHONE2, PHONE3, PHONE4, PHONE5, PHONE6, PHONE7, PHONE8.
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.722, G.723.1, G.729A/B, G.726-32, 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 2 REN, up to 1km on 24AWG line.
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, SSH, SIP (RFC3261), STUN, SRTP, TR-069, TLS, L2TP, OpenVPN
QoS Layer 2 (802.1Q VLAN, 802.1p) and Layer 3 (ToS, DiffServ, MPLS)
DTMF Method In-audio, RFC2833 and/or SIP INFO.
Provisioning and Control HTTP, HTTPS, SSH, TFTP, TR-069, secure and automated provisioning using AES encryption.
Security
Media SRTP/TLS/SIPS/HTTPS
Physical
Universal Power Supply Input: 100-240VAC, 50-60Hz; Output: 12V/1.5A.
Environmental Operational: 32º – 123ºF or 0º – 50ºC; Storage: 14º – 140ºF or -10º – 60ºC; Humidity: 10 – 90% Non-condensing.
Dimension and Weight (L)180mm x (W)120mm x (H)36mm, 356g.
Compliance
Compliance FCC/CE/RCM.
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: 28459000871

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.9 ★★★★★
Based on 1494 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
Y
Verified Purchase
Yildrey Hernandez
Waukegan, US
★★★★★ 5
Bed Sheets
Color: Bright White Striped, Size: Queen
I’m really happy with these bed sheets. They feel soft and comfortable against the skin, and the crisp white color gives the bed a clean, fresh look. The fabric is lightweight but still feels durable and well made. They fit the mattress nicely and stay in place throughout the night. After washing, they came out looking great with no noticeable shrinking or loss of softness.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 6, 2026
C
Verified Purchase
Carolyn
Natrona Heights, US
★★★★★ 5
Great sheet set
Color: Blush Pink, Size: Full
Super soft right out of the package. Thin material but should be perfect for cool nights. Blush pink is the perfect shade of pink. Love this set. Highly recommended especially at this price point.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
J
Verified Purchase
Johanna Duska
Draper, US
★★★★★ 5
Perfect Lightweight Sheets for Sensitive Hot sleepers
Color: Cream, Size: Queen
These sheets are soft, thin, and absolutely perfect for me. I have advanced CRPS and erythromelalgia, so I deal with severe nerve burning and heat sensitivity and cannot tolerate being overheated at all. I keep our AC between 56–64 degrees constantly, and since our studio is small, it usually stays around 61–63. These sheets have been a lifesaver for sleep. They are lightweight, breathable, and don’t trap heat, which helps me avoid extreme flare-ups and the intense burning pain I deal with. I'm bedridden so I need to be comfortable. They feel comfortable against my skin and don’t worsen my symptoms when I’m already in a lot of pain and look nice, wash nicely. For the price, they are also a great value. I’m genuinely grateful to have found something that helps me rest more comfortably. Will be buying more for us and gifts.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 24, 2026
Y
Verified Purchase
Yudelkys del Toro
Alexandria, US
★★★★★ 5
Sheet set
Color: Burgundy, Size: Queen
This lightweight microfiber sheet set stands out for its softness, comfort, and elegant design. Its fabric feels cool to the touch, withstands daily use, and is easy to wash, retaining its vibrant color wash after wash. It is an excellent choice for adding a cozy and sophisticated touch to the bedroom at an affordable price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
A
Verified Purchase
ashlee
Omaha, US
★★★★★ 5
Great set of sheets
Color: Blue Pinstripe, Size: Twin
These microfiber sheets are incredibly soft and comfortable, especially for the price. I purchased the blue and white set for my daughter’s bed, and she loves them. The colors are bright and exactly as pictured. They fit the mattress well, don’t slip off the corners, and wash up nicely without pilling or fading. The brushed microfiber feels cozy and lightweight, making them great for year-round use. Overall, a great value and I would definitely buy another set.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026

recommand products