Source : Free On-Line Dictionary of Computing

IrDA Data
     
         (IrDA-D) {Infrared} standards from {IrDA}.  IrDA
        Data is designed for data transfer over a distance of up to 1
        metre, acting as a point-to-point cable replacement.  Several
        IrDA Data standards exist, supporting data rates from 9600 bps
        - 50 Mbps, namely {SIR}, {FIR}, and {VFIR}.
     
        See also {IrDA Control}, {AIR}.
     
        (1999-10-14)