B-Stock, Rivera Acoustic Shaman Chorus, specialized chorus/vibrato effect peda for acoustic guitars, two separate LFO controls for Chorus or Vibrato, Mode control gives you 3 different Chorus-Vibrato effects, Bass & Treble controls, Effect Blend control, mono and stereo output, power supply: 9V battery (Item No. 132579 not included) or mains adapter (not included), B-Stock with full warranty, may have slight traces of use