The Vox VT40+ guitar amp boasts an amazing collection of 33 distinct amp models - a new milestone for Valvetronix Plus amplifiers. In addition, the VT40+ represents a giant leap in quality. The preamp EQ features Bass, Middle and Treble controls for precise tone-shaping. With the Vox VT40+, the sense of drive produced in the tube power stage is what defines the inimitably fat and warm tone that's at the core of its great guitar amp sound. The Valvetronix+ tube-driven Valve Reactor circuitry is at the heart of recreating this sound. Volume, Gain, and Maste 40W Valvetronix+ Series Guitar Modeling Amp