I have the 700RB-II and I run it through a Dr. Bass 2x12" neo and 1x15" neo cab. I got both cabs for $600 and they are totally convenient to carry around.
I don't know if Dr. Bass would be the best recommendation right now
http://www.talkbass.com/forum/f15/d...epted-k-payments-never-delivered-gear-603775/