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"Future Retro 777 Monophonic Analog Synthesizer with 16 step sequencer
Updated to last version, v3.10   
Includes original manual and power adapter.
Some of the features:
Two Oscillator with Sub-Harmonic Oscillators
Variable waveform from sawtooth to square
FM from/to either oscillator to the other
Noise source
Selectable 3 or 7 pole filter cutoff slope
Gain and extra resonance controls on the filter section
High pass filter control
Overdrive, Accent level controls
Extensive modulation controls
16 step Sequencer operates in song or pattern mode
16 banks of 16 patterns can be programmed, stored, and used to build songs
Sequencer control via MIDI
Transpose, Portamento, Looping, Tempo, Time Signature
Sequencer patterns can be changed while the sequencer is running and automatically saved"