Abstract: A system enabling a user wireless access to a variety software functionalities residing within a personal computer is disclosed. The system includes a portable device, bus and fixed radio part enabling a user of the portable device access to a variety of software functionalities within a personal computer. The portable device generates control commands which are wirelessly transmitted to the fixed radio part. The fixed radio part processes the control commands and provides them to the personal computer via a bus capable of transmitting isochronous signals. An interface associated with the computer is responsive to the control commands and provides the portable device access to the variety of software functionalities in response thereto.