Rack mounted AV control system with iOS/Android support; 3 Bi-directional RS-232 port or 6 IR ports; 2 Uni-directional RS-232 or 4 IR ports; 1 Ethernet port; 24 General Purpose I/O ports; 4 x potential free relays (assignable); 1 NEB port (Neets Expansion Bus); Custom graphical user interface (GUI); Automatic timer functions; IEC Mains Adaptor – Optional; Email notifications and warnings;