Uses 12-bit PCM samples with 11 distinct "acoustic" voices (Kick, Snare, Hi-Hats, Toms, Rimshot, Clap, and Cymbals). The Boss DR-220A Dr. Rhythm is a battery-powered digital drum machine known for its compact design, featuring 11 acoustic drum samples with a distinct 12-bit punchy character reminiscent of the Roland TR-707.
