HandyTone HT812 v2, Analog telephone adapter, 2x FXS, 1x LAN, 1 WAN, 10/100, 12V0.5A PSU

The HT812 is an advanced Analog Telephone Adapter (ATA) with two 2 FXS ports and
a built-in Gigabit NAT router. Built on the foundations of leading technology
SIP ATA/gateway Grandstream millions successfully operated worldwide,
features of this powerful ATA include voice transmission is exceptionally high
quality in the various application environments, strong encryption with a unique certificate
security for each device, automated configuration for mass deployment
and device management, and excellent network performance for home use
or in the office.

Supports 2 SIP profiles and 2 FXS ports
Strong AES encryption with a security certificate for each device
Automated and secure configuration options when using TR069
3-way conference support for each port
Excellent speech quality with high-resolution broadband codec
Support for the T. 38 standard for reliable transmission of fax messages over IP
Support for dual Gigabit network ports
High quality NAT router