This pedal has everything that comes with purchase. Trey Anastasio uses this same pedal to configure his looping. The awesome thing about the earlier version of this pedal is that it gives you a rubber wheel to make your on the fly volume adjustments. This pedal has the "Once" capability that allows you to sample a phrase and save it to use whenever you would like. A/B loop selecting capabilities as well as a "Slow" option that allows you to slow the tempo of a previously recorded sample. The pedal layout is extremely simple to use unlike many loopers today that have more function that you will ever be able to use realistically with a heavy gigging schedule and long sets. Comes with these original parts included: Boomerang power supply Receipt from original purchase in 2005 Owner's Manual Buyer's Pamphlet If you have any questions feel free to message me. I assure you that this pedal is pristine and fully functional.