Equipped with the next-generation vacuum tube Nutube, and featuring a stunningly light-weight design of only 540 grams (1. 1 lbs. ), these amp heads boast a high 50W of output power. As its name implies, the sound of the MV50 High Gain is optimized for high gain. With even more variations, the MV50 series is expanding its offering and showing no signs of slowing down.