I just ordered it to upgrade my service from 1.5KDown and 256K Up to 4.0M Down and 384K Up at a price of $52.99 a month and a one time fee of $99.00 which includes a Wireless MODEM/ROUTER and 2 wireless cards heres the order URL from them
http://homenetworking.comcast.net/pricing.asp
http://homenetworking.comcast.net/pricing.asp