Marshall VS100R Valvestate 100 Watt Combo Amp

100 Watt Valvestate power stage driving 1x12'' speaker 
ECC83 [12AX7] Pre-amp valve active on all 3 channels.
3 independent footswitchable channels, 'Clean', 'Overdrive 1' and 'Overdrive 2'.
Clean channel with Treble, Middle and Bass controls, plus Tone Shift switch for extra tonal options.
Overdrive 1 channel with its own Gain and Volume plus shared EQ with Overdrive 2.
Overdrive 2 channel with its own Gain, Volume and sweeping Contour control.
Power Dimension switch to give the effect of the greater saturation of a valve power stage of lower wattage being driven hard.
Built-in spring Reverb with separate level controls for the Clean and Overdrive 1/2.
Effects Loop with front panel Mix control.
Headphone jack [which mutes the internal speaker].
Line Out jack with Speaker Emulation for connection to external equipment.
Extension speaker jacks