Up for sale used but in excellent condition Roland Boutique Series TR09 Rhythm Composer. The Roland TR-09 Rhythm Performer Drum Machine channels the power of a vintage beatbox legend into a modern package for today’s players. Sporting the same front-end layout as the original 909 for an authentic vibe, the TR-09 affords nine total onboard drum sounds from kick to clap with nuanced controls on each to dial in exact sounds. Capable of functioning in traditional Step mode for easy construction or Tap for making new lines on the fly while keeping the old, the Rhythm Performer is a fast avenue to throwback beats.