NUMBER NUMBERb NUMBERmbps per channel over three channels in the NUMBER NUMBERghz range also shared with microwaves and cordless phones at rages up to NUMBER ft NUMBER NUMBERa runs on NUMBER channels in the NUMBERghz range and up to around five times more bandwidth NUMBERmbps or so but has less range NUMBER NUMBER ft NUMBER NUMBERa also adds forward error correction into the scheme to allow for more reliable data transmission which to use really depends on what you re doing with it streaming video almost necessitates NUMBER NUMBERa while streaming just audio can be comfortably done with NUMBER NUMBERb provided that there isn t much interference or too many clients prices don t know haven t done the research for covering a large area NUMBER NUMBERa will be more expensive due to the need for more aps if you want to reach the local coffee shop however you will need a directional antenna either way check out URL they ve got some good articles on NUMBER NUMBER also some of the best info on NUMBER NUMBER security i ve seen can be found at URL give me bandwidth or give me death elias tom wrote i have one very pressing question wifi ranges do i got for NUMBER NUMBERb stuff or do i gold out for NUMBER NUMBERa is the price point break goign to warrant the differnce 