The Vox Valvetronix amplifier head gives you a boutique selection of 11 great American and British amplifiers and its Valve Reactor technology gives you both realistic tube tone and tube feel as well. Intuitive knob based editing makes operation easy while 11 great sounding digital effects include auto-wah, compressor, delay, reverb, phaser, chorus, flange, trem, rotary, and combination give you tons of tonal choices. An adustable power amp output control lets you lower the volume without losing the drive. Pairs up with the V412BK speaker cab for a half stack that rages.