This item is in perfect working order, tested in store.

Effect: Valve/Tube Distortion
Controls: Gain, Bass, Middle, Treble, ISF, Level
Preamp Valves: ECC83 / 12AX7
Power: 22V DC
Maximum Current Draw: 1.1A
Jacks: Input, Output, Emulated Output
Input Impedance: 1 M Ohm