Grandstream HT813 Hybrid ATA with FXS and FXO Ports

The HT813 is an analog telephone adapter that features 1 analog telephone FXS port and 1 PSTN line FXO port.

• Supports 2 SIP profiles through 1 FXS port and 1 FXO port
• Dual 100Mbps LAN and WAN ports
• Lifeline support (FXS port will be hard-relayed to FXO port) in case of 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 main server loses connection
• Strong AES encryption with security certificate per unit