XILICA XIO-16-FRAME – A quarter rack 1RU mainframe with 4 user-configured rear card slots (with included card slot blanks) and 4×4 I/O of Dante network audio built in. Front panel power, Ethernet, and audio indicators. Front panel Ethernet & Dante RJ45 connections and external power supply input. Can be PoE powered. External power supply & surface mount bracket included. Uses the same PC-Plug-in cards as used in the QR1 & FR1processors.