Grandstream Networks HT-841 SIP ATA 4-port FXO Gateway

Grandstream Networks HT-841 SIP ATA 4-port FXO Gateway

The Grandstream HT841 FXO gateway series, is designed to streamline VoIP solutions for businesses. This gateway seamlessly connects multiple locations and devices to both hosted and on-premises IP PBX networks. Featuring 4 RJ11 FXO ports and 1 RJ11 FXS port, it supports PSTN line calling alongside advanced telephony capabilities like caller ID display or block, call waiting, and blind or attended transfers. Ideal for businesses of all sizes seeking reliable, feature-rich VoIP integration.

Features:

• Supports 3 SIP profiles through 1 FXS port and 4/8 FXO ports
• High-performance NAT router
• Lifeline support (FXS port will be hard-relayed to FXO port) in case of a power outage
• 3-way voice conferencing per port
• Automated & secure provisioning options using TR069
• Supports T.38 Fax for reliable Fax-over-IP
• Failover SIP server automatically switches to secondary server if the main server loses connection
• Strong AES encryption with security certificate per unit