It allows bidirectional communication between Ethernet and a KNX TP installation by using KNXnet/IP Tunneling protocol, with up to 5 parallel connections. It supports KNX Secure and extended frames, with a maximum frame length of up to 254 bytes. It includes a climate controller for multiple rooms with an independent thermostat in each room that works according to the room status: sold/unsold and occupied/non-occupied. It allows a dynamic configuration of the service facilities such as hotels, hospitals, etc., where the central control with a BMS (Building Management System) is required. DIN rail mounting (2U). External power supply is not needed.