Mesa/Boogie Rectifier Badlander 50-watt/20 -watt tube head. 5x 12AX7 and 2xEL34 power tubes. Single input. 2 channels with independent controls (master, presence, base, mid, treble, gain). Each channel allows you to adjust tonal control with clean, crunch and crush options. Bold/Variac switch. 4 and 8 ohm impedance speaker outputs. Cabclone IR output. Effects loop. Fx loop. Bias control on back. Length 22.5- inches x depth 10.25-inches x height 9.5-inches. This amp is loud but with power reduction can play at bedroom level. This amp is tight and can cover all genres. I had it paired with a 2X12 horizontal cab. Sounded great. All original equipment. Handwired in CA, USA. Dust cover, instruction manual and foot switch included.