Roland Electronic Drum Set (TD-11KV) Supernatural-enhanced sound engine with Behavior Modeling provides an expressive and natural drumming experience Diverse sound library covers a wide variety of musical genres for performance and practice Professionally recorded backing songs onboard, ideal for play-along practice and performance Practice features include Quick Record/Quick Play, plus a unique COACH function that helps players of all levels build drumming skills effectively Large LCD and icon-driven user interface for easy operation