The Grandstream HT801 is a compact and reliable 1-Port FXS Analog Telephone Adapter that seamlessly bridges traditional analog phones and fax machines to modern Voice over IP (VoIP) networks. This versatile device enables businesses and home users to leverage their existing telephony equipment while taking advantage of cost-effective IP communications.
The HT801 is an ideal solution for small businesses, remote offices, and home users looking to transition from traditional phone lines to VoIP without replacing existing analog equipment. Its support for multiple voice compression formats and dynamic jitter buffering ensures crystal-clear voice quality even on networks with varying bandwidth conditions. The adapter's advanced line echo cancellation technology eliminates unwanted audio feedback, while the flexible dial plan accommodates diverse calling scenarios. For businesses that still rely on fax communications, the T.38 fax relay support provides reliable document transmission over IP networks. The device's automated provisioning capabilities make deployment simple, whether you're setting up a single unit or managing multiple locations.
When you purchase the Grandstream HT801 from us, you're choosing a supplier with over 30 years of industry expertise and a proven track record of customer satisfaction. We stand behind every product we sell with comprehensive warranties, ensuring your investment is protected. Our commitment to quality means you can purchase with confidence, knowing that your analog telephone adapter will arrive ready to integrate into your communications infrastructure.
With over 250,000 happy customers, we've built our reputation on delivering reliable networking and telephony solutions at competitive prices. Whether you're upgrading your business phone system or setting up a home office, the Grandstream HT801 provides the functionality and reliability you need to stay connected. Order today and discover why businesses and home users continue to trust us for their technology needs.

New items ship in their original manufacturer's packaging. These items are in excellent condition with no blemishes on their housings.
| Manufacturer | Grandstream |
|---|---|
| Model | HT801 |
| Networking Interfaces | 1x 10/100Mbps auto-sensing ethernet port (RJ45) |
| # of Telephone Interfaces | 1x FXS port |
| Voice Compression | 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, and advanced line echo cancellation |
| Fax Support | T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through |
| Telephony Features | Caller ID display/block, call waiting, flash, blind or attended transfer, forward, hold, do not disturb, 3-way conference, message waiting indication, multi-language prompts, and flexible dial plan |
| Provisioning | HTTP, HTTPS, SSH, TFTP, TR-069, secure and automated provisioning using AES encryption, XML config files, syslog, and Zero Configuration when used with Grandstream’s UCM series |
| Security | TLS, SRTP, SIPS, and HTTPS |
| Dimensions (WxDxH) | 3.94" x 3.94" x 1.16" |
| Mounting | Desktop |
| Included | 1x HT801 Main Unit 1x Universal Power Supply 1x Ethernet Cable 1x Quick Installation Guide |
Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.
If you need assistance finding a different product our awesome staff is ready to help. Contact us for expert support.
All products purchased from us are covered by a 1-year warranty from the date of purchase, covering manufacturing defects and functional failures under normal business use.
Please note that batteries are an exception to this policy. Batteries are covered by a 90-day warranty due to their consumable nature.
This warranty does not cover damage caused by misuse, unauthorized modifications, or improper handling. For any warranty claims, please contact our support team with your purchase details and a description of the issue.



