Backing Band and Looper in Stompbox Size Generates bass and drum accompaniment based on your own guitar playing Built-in looper - can also be used independently of the accompaniment function 12 music genres, each with 12 selectable song styles Record up to 12 songs with five different song sections, save them and call them up again at any time Switch between song sections and styles using your foot via the optional DigiTech FS3X Metal housing Built-in guitar effects FX loop for looping in external effect pedals True bypass Inputs: 6.3 mm mono jack for instrument, FX return and stereo jack for footswitch Outputs: 1/4" mono for amp, 1/4" stereo for mixer and FX send, 3.5 mm headphone output with volume control Mini USB connection Dimensions: (L x W x H): 137 x 107 x 63 mm Weight: 660 g Includes 9V DC power supply