Well, I didn't buy a 5 channel amp, I bought two amps . Seriously, this works very well. I use one amp for my four speakers and one two-channel amp (bridged to one channel) for my sub.
Excellent setup, or at least it fits my needs.
_________________________
Riocar 80gig S/N : 010101580 red
Riocar 80gig (010102106) - backup