The ROLAND MC-50 MicroComposer is a dedicated sequencer featuring the Super MRC software of Roland's MC500 mk II and the Super MRP Performance system built into ROM. Features include 40,000 note capacity (up to 8 songs) in memory 3.5" DS/DD disk drive 2 independent midi outputs 8 phrase tracks - each capable of storing data on 16 midi channels separate rhythm track and temp track Microscope editing mode for detailed editing song link function smart FSK with song pointer for tape sync start/stop & punch in/out footswitch connectors metronome out with level control 32 channel midi out capability and real / step time recording. MC50 - list $795.