KNX IP Interface 731 [5242] : Compact programming interface for connecting a PC to the KNX bus. The connection is made via a LAN interface (IP). Power supply is via the KNX bus. KNXnet/IP tunneling / ETS programming interface / 5 tunnelling connection / Bus powered / Connectors: KNX / LAN RJ-45 / 1 TE (18 mm)