http://www.roland.com/products/en/SPD-SX/
Michael Schack shows a performance example of Roland SPD-SX Sampling Pad with the SPD-30 OCTAPAD using with its Phrase Loop in a 142bpm "Dubstep". All sample triggering, phrase looping, drumming and FX manipulation are done live - no connected laptop nor triggering of prerecorded sequences.