Roland TR-8S Rhythm Performer Rhythm Performer Drum MachineThe Roland TR 8S Rhythm Performer Drum Machine combines the best of its Roland heritage with modern production techniques and professional sound design. The result? A forward thinking, performance tuned instrument unlike any other. Build your dream kit from the most iconic drum sounds of all time, plus the finest selection of stereo samples from our vast libraryor import your own custom samples. Tap, tune and tweak with hands on controls and