B-Stock, Modal Cobalt5s; 5-voice portable virtual analog synthesizer; 37-key keyboard with aftertouch; 2 virtual analog oscillators with 40 algorithms each; 5-voice polyphony; 16 switchable endless knobs; 5-axis touchpad for pitch bend, modulation wheel and other modulation assignments; 2 oscillator groups with sine, pulse, triangle and sawtooth waveforms; polyphonic real-time and step sequencer with four tracks; built-in arpeggiator; multiple keyboard modes: Mono, Poly, Stack 2, Unison 2 and Unison 4; 4-pole morphable ladder filter with resonance; 3 envelope generators for AMP, MOD and FILTER; 2 audio rate LFOs with tempo sync; 8 assignable modulation slots; 2 configurable stereo FX engines for chorus and stereo delay; internal memory for 300 editable patches; 200 factory and 100 sequencer presets plus 4 quick recall slots; MPE support; connectors: dual mono output (6.3mm jack), headphone output (6.3mm jack), MIDI In/Out, analog clock sync In/Out (3.5mm jack), sustain pedal input (6.3mm jack), USB type-B connector; monochrome OLED display; compact case for mobile use; power supply: USB bus-powered or via 9V DC / 1.5A power supply (polarity: +inside) not included; compatible with free Modal app for parameter editing and preset management via Mac, PC or iOS/Android smartphones and tablets; dimensions (L x W x H): 56.5 x 16.2 x 5.7cm; weight: 2.36kg, B-Stock with full warranty, may have slight traces of use