Grandstream HT801 1-Port FXS Analog Telephone Adapter (ATA)
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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.
Key Features and Benefits
- Single FXS Port: Connect one analog telephone or fax machine to your VoIP network
- 10/100Mbps Ethernet Port: Fast and reliable network connectivity via RJ45 interface
- Comprehensive Voice Codecs: Supports G.711, G.722, G.723.1, G.729A/B, G.726-32, iLBC, and Opus for optimal call quality
- Advanced Fax Support: T.38 compliant Group 3 Fax Relay up to 14.4kbps with automatic G.711 pass-through
- Rich Telephony Features: Caller ID, call waiting, call transfer, call forward, 3-way conferencing, and message waiting indication
- Flexible Provisioning Options: Multiple methods including HTTP, HTTPS, TFTP, TR-069, and Zero Configuration with Grandstream UCM series
- Enterprise-Grade Security: TLS, SRTP, SIPS, and HTTPS protocols protect your communications
- Compact Design: Space-saving desktop form factor measuring just 3.94" x 3.94" x 1.16"
- Advanced Audio Processing: Dynamic jitter buffer and line echo cancellation ensure clear voice quality
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.
Technical Specifications
- Manufacturer: Grandstream
- Model: HT801
- Networking Interfaces: 1x 10/100Mbps auto-sensing ethernet port (RJ45)
- 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
- Fax Support: T.38 compliant Group 3 Fax Relay up to 14.4kbps and auto-switch to G.711 for Fax Pass-through
- 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
Why Buy from PC Liquidations
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 Product
These products are brand new and have never been used. They arrive in the original manufacturer packaging in pristine, factory-fresh condition.
HT801 1-Port FXS Analog Technical Specs
| 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 |
No-hassle returns. Zero restocking fees.
Wrong item? Changed your mind? Don't need it anymore? We've got you covered.
30-Day Returns
- No restocking fees, ever
- Refund or store credit — your choice
- 30 days from invoice date
- Return in original condition, securely packed
Fast Shipping
- Ships within 2 business days*
- Rush & Saturday delivery available — call us
- Free ground shipping available (continental US orders over $500)
- Overnight delivery available
1-Year Warranty
- Covers defects & functional failures
- Normal business use, from date of purchase
- Batteries: 90 days (consumable)
- Excludes misuse, modification, mishandling
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