Guitar Effects Pedal Golden Face Iron Man Marshall Speaker Simulation Stomp Effects Pedal MARSHALL INSPIRED AMP SIM/OVERDRIVE Small footprint powerful tonal response These little minis are housed in a very solid metal casing with a features an ingenious housing enclosure over the knobs that protects your tone settings from accidental movement and also protects from dust, spills etc. Golden Face dimensions are: 1 1/2" W x 2 3/4 " H x 1 1/2" D True Bypass. Great little unit from Joyo!