If you"re an analog synth junkie, Dave Smith Instruments" Mopho x4 will juice your habit. Boasting an all-analog signal path, the Mopho x4 gives you 4-voice polyphony, 44 velocity- and pressure-sensitive semi-weighted keys, realtime programability, abundant modulation options, and expandability. Each voice is comprised of two analog oscillators, two sub-octave generators a low-pass filter, three 5-stage envelope generators, four LFOs, a relatchable arpeggiator, and a 16 x 4 step sequencer. Mopho x4, makes it easy to create massive basses, vicious leads, wacky sequences, and otherworldly pads. Check out Dave Smith Instruments" Mopho x4.