The V4 The Kraken guitar amp partners a V4 Series all-valve preamp with a solid-state, 180-watt Class D power amp. Building on the success of the V4 The Duchess, the V4 Kraken guitar amp continues the ultra-compact size and huge tones by adding even more features. The V4 Kraken guitar amp features Two notes audio engineering Torpedo-embedded DynIR Virtual Cabinet technology making it easy to take your cabinets anywhere!