Korg Monotron Analog Ribbon Synthesizer - audio path: VCO, VCF, LFO. Knobs: VCO Pitch, LFO Rate, LFO Intensity, VCF Cutoff, VCF Peak. LFO Switch: assignable to Oscillator Pitch or Filter Cutoff. Ribbon controller, aux input (stereo mini-jack), headphone output (stereo mini-jack). Power supply: 2x AAA alkaline. Dimensions: 120 x 72 x 28mm. Weight: 95g