Grandstream HT814 Analog 4-Port FXS Gateway with NAT

The Grandstream HT814 Analog 4-Port FXS Gateway is a high-quality, advanced voice-over IP (VoIP) solution designed to seamlessly integrate individual analog devices into a digital network. The device features four FXS ports, allowing simultaneous connection and use of up to four analog telephones or fax machines. This versatility offers the convenience of maintaining existing analog equipment while transitioning to a digital environment, making it ideal for both small businesses and large corporations alike.

One of the noteworthy aspects of the HT814 Gateway is its incorporation of a Network Address Translation (NAT) router. This functionality enables multiple devices within a private network to access the internet using one public IP address, thereby optimizing security and bandwidth usage. The Grandstream HT814 also boasts an auto-sensing 10/100Mbps network port, ensuring high-speed data transfer and compatibility with a broad range of devices. In addition, its advanced telephony features include caller ID display, call waiting, 3-way conference capability, transfer, forward, do not disturb and voicemail functionalities.

To maximize voice quality and provide an exceptional user experience, the HT814 is equipped with high-level voice codecs such as G.711 with Annex I/II, G.723.1, G.729A/B, G.726, iLBC. Furthermore, it supports Fax over IP via T.38 protocol to ensure reliable fax performance. This device incorporates state-of-the-art security protection protocols including TLS and SRTP encryption technology to safeguard calls and accounts against potential threats.

Telephone Interfaces

• Four RJ11 FXS Ports: Connect up to four analog telephones, ideal for small offices or home setups.
• High-Speed Network Connectivity: Includes two 10/100/1000Mbps RJ45 ports for versatile and fast network integration.

User-Friendly Interface

• LED Indicators: Easily monitor the status of POWER, LAN, WAN, and each of the four phone lines through clear indicators.
• Convenient Factory Reset Button: Simplifies device troubleshooting and configuration resets.

Advanced Voice, Fax, and Modem Features

• Comprehensive Telephony Features: Offers Caller ID, call waiting, various call transfer options, hold, do not disturb, and 3-way conferencing, enhancing communication flexibility.
• Diverse Voice Codecs: Supports G.711, G.723.1, G.729A/B, G.726, iLBC, and OPUS, along with a dynamic jitter buffer and advanced echo cancellation for superior voice quality.

Reliable Fax Over IP

• T.38 Fax Compatibility: Ensures efficient Group 3 Fax Relay up to 14.4kpbs with an automatic switch to G.711 for seamless Fax Pass-through.

Optimized Network Performance and Signaling

• Robust Network Protocol Support: Accommodates protocols such as TCP/IP, UDP, RTP/RTCP, SIP, and more, ensuring flexible network configurations.
• Enhanced QoS Management: Features Layer 2 and Layer 3 QoS for prioritized network traffic, maintaining high-quality communication.

Secure Provisioning and Control

• Flexible DTMF Methods: Supports various DTMF transmission methods for diverse communication needs.
• Secure and Automated Provisioning: Utilizes HTTP, HTTPS, TELNET, TFTP, and TR-069 with AES encryption for secure device setup.

Robust Security and Efficient Management

• Media and Control Security: Incorporates SRTP and TLS/SIPS/HTTPS for secure communication streams.
• Comprehensive Management Tools: Offers syslog support, telnet, and remote management via a web browser for easy administration.

Physical Specifications and Environmental Adaptability

• Universal Power Supply: Supports a wide range of power inputs for global compatibility.
• Compact and Durable Design: Measures 28.5 x 130 x 90 mm, making it suitable for various environments and easy to place.
• Optimal Operating Conditions: Built to function effectively in a range of temperatures and humidity levels, ensuring reliability and longevity.