Roland JP-8080 Synthesizer Polyphony - 10 voices/Filter - Resonant 12/24dB/oct low/band/hi pass, 12-band formant filter bank Oscillators - 2 Roland Analog Modeling DSP oscillators: Saw, Square (PWM), Triangle (PWM), Super Saw (7 de-tuned Saws), Triangle Mod, Feedback OSC Effects - 3 onboard effects: Delay; Multi-FX including Chorus, Flanger, Distortion and Tone control/ Memory - 384 preset and 128 user patches; 192 preset and 64 user performance Arpeg/Seq - Onboard Arpeggiator and real-time Phrase Sequencing (RPS) capability/ Keyboard - None