GS-HT-813 Review
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GS-HT-813 Grandstream SIP ATA 1x FXS 1x FXO analog telephone adapter
Grandstream SIP ATA 1x FXS 1x FXO analog telephone adapter, 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. Converts a standard telephone line into a SIP VoIP phone (Remote calling over the Internet, dialed out on your standard landline. Receive landline calls remotely). Note: Does not convert VoIP calls to standard telephones, the line must be analogue.