Yamaha RM1X Rhythm Sequencer - UsedThe Yamaha RM1X is a rhythm sequencer that was produced by Yamaha from 1999 2002. It has highly customizable preset patters and plenty of space to store your own patterns. Some specifications of this model are : 960 presets (60 Styles with 16 Variations each). Up to 800 User patterns Over 800 voices (including drum kits), many specially programmed. Maximum 32note polyphony (though the sequencer can handle 64 simultaneous notes when used with