each pad you can edit your sample or wave form with the following signal path[Sample or Synth Wave]--->[Noise]-->[Effect]-->[Filter]-->[Amp Envelope]->[volume, Pan]->[effects]each section of the signal path can also be modulated with (LFO , Envelops)Is deep but if you use the software you can understand and see how the sound shaping is amazing.the step sequencing is super easy, you enter the notes using the ring and once you have enter a note on a square ring lights up to indicate that a step has been enter, at the same time the LCD shows you the sequencer grid like a drum editor from a computer sequencer