A faithful reissue of the cult-classic released in 1979 the SSD uses analog synthesis techniques to create mind-blowing sounds ranging from deep kicks to high toms to sci-fi drums. Trigger it from the built-in pushbutton or an external (non-MIDI) electronic drum pad. Pass external sounds through the gated amplifier via the aux input. The Super Space Drum lets you create control and manipulate a stunning array of synthesized sounds.Quick Specs- Analog drum synthesizer dripping with vintage sound and vibe- Creates an awesome array of percussive sounds ranging from really deep kicks to high toms to sci-fi drums- Triggers via the on-board pushbutton an external (non-MIDI) drum pad and most clock generators- Process external sounds thru its Aux In- Rugged die-cast chassis includes EHX9.6DC-200mA PSU also accepts a 9V battery- Works great with the EHX Clockworks Rhythm Generator/Synthesizer 8 Step Program Ananlog Expression/CV Sequencer and other similar devices- Dimensions in inches: 4.0 (w) x 4.75 (l) x 2.25 (h)- Dimensions in mm: 102 (w) x 121 (l) x 89 (h)