An ultra-compact 50W head amp that you can easily carry in one hand. The preamp features Nutube, the new vacuum tube that utilizes vacuum fluorescent display technology. An evolution in iconic tone, MV50 AC serves up the classic chime and distinctive crunch of a AC30 From warm, natural cleans to dynamic overdrives, this power amp has been engineered to respond to the nuances of your guitar An excellent match with s speaker cabinets, the BC108 and BC112.