Whether on his groundbreaking work with Ozzy Osbourne or with his own Black Label Society Zakk Wyldes guitar playing is loud tough & relentless. Zakks take-no-prisoners attitude extends to his quest for tone too. When he wanted to develop his signature overdrive pedal he looked no further than Dunlop. Please note this is a B-Stock item. B-stock items are either ex repair or have previously been returned by another customer. The original boxing & manual may be missing & there may be some slight signs of usage. Otherwise the unit operates as new. This is a great opportunity to buy a fully functioning product at a discounted price supplied with a one year warranty. Software bundled with the original new product may have been registered or may no longer be included.