The digitech bp90 is pretty decent for the price. but it doesn't have a large variety of effects, amp and cab models as much as the digitech bp355. but still, the bp90 is really decent. here's a video demonstration. http://www.youtube.com/watch?v=SuR95BQHoiY
In case you're wondering about the digitech bp355, I have sound samples of it on my soundclick website. here's the link. www.soundclick.com/crystalman85
Feel free to check it out along with the other sound samples of multi-effects processors I've previously owned.
Schecter owners club #124, Ibanez club #362, Soundgear club #99, Peavey import club #65, Gallien-krueger club #521, Zoom owners club #3, 5-string bass club #341