I have a netgear wi-fi router, which is pretty good, got it for free when i choose to go for the highest network connection with virgin.
look here http://www.netgear.com/Products/RoutersandGateways/WirelessGRouters.aspx, see what you think, they also have some newer and better routers as well, so i advise browsing;)
it's the future of handheld
PS VITA = LIFE
The official Vita thread http://gamrconnect.vgchartz.com/thread.php?id=130023&page=1