The Ampeg V-4B 100W All-Tube Bass Head embodies the legendary tone of the classic V-4B in a portable, modern design perfect for today's players. From the unique chassis suspension system to the vintage rocker switches, the attention to detail is all there. Plus, with a careful selection of modern features like an integrated DI and a wide choice of speaker output options, we've ensured the flexibility and functionality you demand from a modern head. With the 100W V-4B, you get the sought-after tone of a fully-cranked Ampeg tube amp in a design that's less than half the weight of an SVT. .