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Chapter 7. Infrared > IrDA in More Detail

7.1. IrDA in More Detail

There are currently four versions of IrDA; their differences are mainly in the transfer speed. They are:


Serial Infrared (SIR)

This is the original standard with a transfer speed of up to 115 Kbps.


Medium Infrared (MIR)

Improved transfer speed of 1.152 Mbps. Not widely implemented.


Fast Infrared (FIR)

Speed of up to 4 Mbps. Most new computers implement this standard. Windows 2000 and XP support this implementation.


Very Fast Infrared (VFIR)

Speed of up to 16 Mbps. Not widely implemented yet.


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