Blackstar ID:Core 40H 40-watt Stereo Head Power: 40W (2x20W stereo; solid state) Single input Six voices 12 built-in effects ISF control Store up to six patches USB connectivity Full Blackstar Insider compatibility Aux. input Emulated line out It comes with six voicings (clean warm to OD 2), Blackstar's patented Infinite Shape Feature to dial in your midrange anywhere from U S to U K