TC Electronic Ditto X2 Looper, Looper, five minutes loop time, unlimited overdubs, undo and redo functions, true bypass and analog-dry-through, two-button user interface, stereo input and output, uncompressed 24-bit, Looper effects: revers and half speed, loop import and export, free backing tracks from JamTracksCentral, power supply is not included (optional 108096)