The Complete PC Inc, San Jose has a pocket-sized, battery-operated 9600 bps external facsimile board for portable, laptop or desktop personal computers: described as small enough to go into a shirt pocket, the FAX/Portable plugs into the serial port of any MS-DOS micro, and offers send-and-receive capability for $500; it runs continuously for up to three hours on a 9V battery and comes with a mains adaptor.