Analog VoIP Gateways (FXO/FXS)

• Supports 2 SIP profiles through 4 FXS ports and dual Gigabit ports
• Includes a built-in NAT router which can handle routing speeds up to 100MBps
• TLS and SRTP security encryption technology to protect calls and accounts
• Automated provisioning options include TR-069 and XML config files
• Supports 3-way voice conferencing
• Failover SIP server automatically switches to secondary server if main server loses connection
• Supports T.38 Fax for creating Fax-over-IP
• Supports a wide range of caller ID formats
• Use with Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning

• Supports 2 SIP profiles and 8 FXS ports
• Strong AES encryption with security certificate per unit
• Automated & secure provisioning options using TR069
• 3-way voice conferencing per port
• Exceptional voice quality with wide-band HD codec
• Supports T.38 Fax for reliable Fax-over-IP
• Supports dual Gigabit network ports
• High performance NAT router
• Use with Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning

Grandstream HT841 Analog FXO Gateway

Introducing the Grandstream HT841 a game-changing FXO gateway that is set to redefine VoIP solutions for businesses of all sizes. This remarkable device is part of the HT841/881 FXO gateway series, designed to simplify and streamline your VoIP deployment like never before.

Grandstream HT841 Analog FXO Gateway Key Features:

• Supports 3 SIP profiles through 1 FXS port and 4 FXO ports
• Built-in performance NAT router
• Lifeline support to protect against power outages
• 3-way voice conferencing per port

The HT841 is a versatile solution for seamless connectivity, effortlessly linking multiple locations and connecting all your office devices to hosted or on-premise IP PBX networks. With both FXO and FXS ports, it enables remote calling to and from the PSTN line, while offering advanced telephony features tailored to your business needs. Its easy automated provisioning eliminates complex configurations, and it ensures superb voice quality for crystal-clear conversations. The HT841 is the ideal VoIP gateway, empowering businesses of all sizes to connect, communicate, and collaborate effectively, making VoIP deployment a breeze and heralding the future of business communication.

Grandstream HT881 Analog FXO Gateway

Introducing the Grandstream HT881 much like the HT841 but with an additional 4 FXO ports is also a game-changing FXO gateway that is set to redefine VoIP solutions for businesses of all sizes. This remarkable device is part of the HT841/881 FXO gateway series, designed to simplify and streamline your VoIP deployment like never before.

Grandstream HT881 Analog FXO Gateway Key Features:

• Supports 3 SIP profiles through 1 FXS port and 8 FXO ports
• Built-in performance NAT router
• Lifeline support to protect against power outages
• 3-way voice conferencing per port

The HT881, part of the HT841/881 FXO gateway series, provides businesses with a hassle-free VoIP solution. With its 8-port FXO gateways, it allows effortless connection of various locations and all office devices to both hosted and on-premise IP PBX networks, simplifying deployments. The HT881 comes equipped with FXO and FXS ports, supporting seamless PSTN line connections for remote calling. Its advanced telephony capabilities, automated provisioning, and exceptional voice quality make the HT881 the perfect VoIP gateway for business and residential applications.