This is the one that I've got:
http://www.amazon.co.uk/exec/obidos/...453519-5306221
It's the straight 54Mb/s one. Not sure how good the Speedbooster thing is. The Linksys routers are pretty bullet proof though.
The other good thing about them is that there's plenty of people here that have them, so if you get any problems you should be ok for support