The Grandstream HT812 v2 is an analog telephone adapter that allows you to connect traditional analog phones to a modern VoIP network. This device features two FXS ports, enabling you to use two separate phone lines, and is equipped with Gigabit Ethernet WAN and LAN interfaces to ensure fast and stable network connectivity. Its compact black housing measures 28.5 x 130 x 90 mm and weighs 353.33 g, making it easy to place on a desk or shelf. The unit is powered by a 12V/0.5A supply and includes a power button, a reset button, and LED indicators for quick status checks. It operates reliably within a temperature range of 0 °C to 50 °C. For daily communication, you can take advantage of integrated features like call waiting, call forwarding, and three-way conferencing. To simplify administration, the adapter supports the GDMS (Grandstream Device Management System), which is particularly useful for those managing multiple devices across a network.