Grandstream HT813 - VoIP phone adapter

The Grandstream HT813 Hybrid ATA Analog Telephone Adapter features an analog telephone FXS port and a PSTN line FXO port. This integration of a FXO and FXS port enables remote calling to and from the PSTN line. For increased flexibility, the FXS port allows VoIP extension service and functionality to an analog phone. Users can convert their analog technology into VoIP, thanks to the HT813's ultra-compact size, voice quality, advanced VoIP functionality, security protection and auto provisioning options. These advanced VoIP features also allow service providers to offer high quality IP service to deployments looking to upgrade to VoIP.

• Dual 100 Mbps LAN and WAN ports
• Supports T.38 Fax for reliable Faxover-IP
• Strong AES encryption with security certificate per unit
• Lifeline support (FXS port will be hardrelayed to FXO port) in case of power outage