This is a high-quality modified pedal based on the BOSS BD-2 Blues Driver, featuring the "Double SW Mod" by WEED. The sound's transparency, response, and high/low balance have been improved, making it ready for live performances and recordings. ■Details and Supplementary Information Model: BOSS BD-2 Blues Driver Modification: WEED Double SW Mod (switch added/replacement of audio-grade parts, etc., modifications aimed at improving sound quality) Operation: Switches, knobs, and input/output are all in good working order. Appearance: Shows signs of use (some scratches and scuffs), but does not affect performance or sound quality. Accessories: Pedal only (AC adapter and cables not included; please prepare separately if needed) ■Notes Please refrain from purchasing if you are sensitive to used and modified items. Individual perceptions of sound quality may vary. Sold as is; please review the photos and description before considering a purchase.