To make a central control system for plural devices realize a centralized device operation by a graphical user interface GUI function and cordless remote control.

This system consists of a device controller 2 to which an AV device group 3 is connected and becoming a host system to selectively operate an optional AV device, a host computer 4 and portable information communication equipment 1 that executes radio communication with the host computer 4 to issue an operation command to the optional AV device, the portable information communication equipment 1 that is integrally provided with a display device 13 and a touch panel input device 12 and capable of setting a remote control mode exhibiting a remote control function for the host system, a GUI operation picture to command the device operation is displayed on the display device 13 and a command for the device control is transmitted to the host computer 4 by operating the touch panel input device 12 on the picture.