Behringer TD-3-BU, Analogue Bass Line Synthesizer, Fully analog signal path based on VCO, VCF and VCA designs, VCO switchable between sawtooth and square waveforms, 4-Pole low-pass resonant filter, Adjustable VCF Envelope Intensity and Envelope Decay, Adjustable accent, Integrated distortion with tone control, 16-Step sequencer with 250 user patterns, Poly Chain allows the combining of multiple synthesizers for up to 16-voice polyphony, Audio input for processing external sound sources: 3.5 mm jack, Sync input and CV/gate outputs: 3.5 mm, Stereo headphone output: 3.5 mm jack, Line output: 6.3 mm jack, USB MIDI and MIDI In/Out, Colour: Blue, Dimensions (H x W x D): 56 x 305 x 165 mm, Weight: 0.8 kg, Includes power supply (9 V, DC), Suitable cover: Art.#490239# (not included), Suitable case: Art.#492958#(not included), Suitable bag: Art.#493544# (not included)