Boss DR-880 Dr. Rhythm Drum Machine Bundle with Power Supply, Headphones, Instrument Cable, MIDI Cable, 1/8-Inch-to-RCA Cable, and Austin Bazaar Polishing Cloth Innovative EZ Compose feature for quick, hassle-free programming 440 world-class drum and percussion sounds, 40 bass sounds with COSM bass-amp models 3 independent insert effects, featuring 3-band EQ and high-quality ambience 1,000 patterns ; easily add fills, ghost notes, chord progressions, and more 20 velocity-sensitive pads