Korg Volca FM, Compact Digital FM Synthesiser, 3-Voice polyphony, Fully compatible with the original, Automated step sequencer with 16 steps, With Warp Active Step, Arpeggiator and Pattern Chain, Chorus effect, Sync input and output: 3.5 mm mono mini jack, MIDI input, Headphone output: 3.5 mm mini-jack stereo, Power supply: 6 AA batteries or via optional power supply unit KA-350 (not included), Dimensions (W x H x D): 193 × 115 × 40 mm, Weight: 360 g, Suitable case: Article no. #489618# (not included), Suitable bag: Article no #485319# (not included)