the amp also has a VVR knob built in. it sounds great though am only running on a vox v412bn cab with wharfedale speakers.

havent realy gone through with the tone tweaking, but here's a clip i did.
http://www.youtube.com/user/allantongski?feature=mhum
http://www.youtube.com/user/allantongski?feature=mhum#p/a/u/1/AOh6kKFYQV0