Guitar Pedal X - GPX Blog - Boss's Other Non-OverDrive and Non-High-Gain Drive and Distortion Pedals!
Boss Os-2 Overdrive/Distortion Review
BOSS OS-2 OverDrive/Distortion / 楽器屋BOW オンラインストア
BOSS on Twitter: "The OS-2 let's you blend #overdrive and #distortion in one pedal. Here are some suggested settings. #OS2 #bosspedals https://t.co/baBCbgEAn5" / Twitter