PRS MT 15 Amp, Amp Head for Electric Guitar, Mark Tremonti (Alter Bridge) Signature Model, 2 Channels: Clean and Gain, Power: 15 W - reducible to 7 W., Preamp tubes: 6x JJ EC83S, Power tubes: 2x JJ 6L6GCMS, Gain in the gain channel: Gain / Master / Treble / Middle / Bass, Clean Channel controls: Volume / Treble (Pull Boost) / Middle / Bass, Includes foot-switch and protective cover, Dimensions: (W x D x H): 35.6 x 20.3 x 18.4 cm, Weight: 8.1 kg, Includes foot switch and protective cover, Suitable case: Article Nr. #509100# (not included)