Completely self-contained recording studio / The PS-02 allows for recording onto 3 separate audio tracks with the ability to digitally "bounce" tracks together. * 2 internal tracks of drums and percussion and 1 internal track of bass sounds each with 256 preset patterns * Each of the audio tracks offers 10 additional virtual tracks or "takes" to choose from. * Zoom Multi-effects and guitar amp modeling /Runs on 4AAA batteries or on the included power supply * Extremely compact size (3.58" H x 3.26 W x 1.32 D) - It fits in the palm of your hand! /