Wireless: (RF or IR) capability may exist for each adapter
While the RG is fundamentally a communications device, its function can be expanded by including on a CPI adapter, additional computing, and I/O capabilities, which may be accessible to the subscriber. For example:
A Processor/Memory adapter for user-controlled functions running under a separate PC operating systems
Storage Bays for SCSI hard disks, or universal CD jukebox Parallel/Serial port(s) for printers and miscellaneous PC devices.