this power amp is pro gear.it is in good condition and works great.new jj tesla 6l6 tubes.comes with manual.mesa does not make these since the early 90's.if you have a good preamp this power amp will make it sound soo good.read reviews on harmony central.it has a few scratches on top.i have pix if you need it.$650+shipping.i also have a mesa v-twinn pedal in mint condition,with adaptewr and manual.works great!$250+shipping.