BOSS Dr. Sample SP-303, featuring a multi-function sampler and rhythm machine. - Brand: BOSS - Model Name: Dr. Sample SP-303 - Functions: Sampler, Rhythm Machine - Controls: Volume, Cutoff, Drive, Effect Control - Pattern Sequencer: Included - Sample Modes: Layer, Loop, One-shot - Sampling: Sampling function available - Number of Buttons: 16 - Connection Terminals: Line Output, Headphone Output Thank you for viewing. No adapter included. Instruction manual included.