Psion Series 5 and other PDAs had infra red (IrDA) ports for 'beam'ing contacts, transferring files, printing, etc. 1998 - https://groups.google.com/g/comp.sys

Psion Series 5 and other PDAs had infra red (IrDA) ports for 'beam'ing contacts, transferring files, printing, etc. 1998 - https://groups.google.com/g/comp.sys.psion.misc/c/oFtTHyx6IRw https://groups.google.com/g/comp.sys.psion.misc/c/oFtTHyx6IR... 1994 - https://en.wikipedia.org/wiki/IrDA https://en.wikipedia.org/wiki/IrDA