BOSS Super OverDrive SD-1 AC adapter PSA-100S2 set

BOSS compact effector Super OverDrive SD-1 + AC adapter PSA-100S2 set SD-1 SUPER Over Drive inherits the basic circuit of the first BOSS compact effector OD-1 and is equipped with an active TONE circuit. It's overdrive. The mild BOSS traditional overdrive sound produced by the asymmetric clipping circuit has continued to captivate players around the world since its release in 1981.