Boss Super CH-1 ChorusBoss Super Chorus CH 1 w box (used. Mint condition) CH 1 delivers the genuine tone of the classic BOSS chorus effectclear, shimmering, and instantly musical. Designed for players who value simplicity, the pedals intuitive controls make it easy to dial in everything from subtle motion to intense modulation. Its stereo output separates wet and dry signals, enabling spacious, dimensional stereo effects that set it apart from standard chorus pedals.