selling a 1998 very early first version series I mesa boogie single rectifier rect-o-verb 50 head in excellent condition always played at home with no more than 70-80 hours of playing totally in its life so the original tubes are in great shape!original coke bottle str 420 6L6GC power tubes and 5 original mesa 12ax7 preamp.2 channels with two modes each so you can play super fenderish cleans blues crunch and super high gain metal sounds from srv to petrucci!it has a separate solo volume knob that it can be controlled through the footswitch that is also included.feel free to ask any questions for the item and for shipping costs!