Technologies

• 802.11 – 'original' IEEE standard (2Mb/s)

• 802.11a – 5.4 GHz extension (54 Mb/s)

• 802.11b – a cheaper replacement (11Mb/s)

• 802.11g – a faster replacement (54Mb/s)

• Bluetooth – cheap and slow (< 723Kb/s)

• IRDa – short range, low speed (< 4Mb/s)

• GPRS – uses GSM network (<115Kb/s)

• 2.5G – uses cell compromise (<128Kb/s)

• 3G – future cell system (3Mb/s -> 384Kb/s)_

Notes: