Boss VE-20 Vocal Performer Vocal-Effectpedal with Looper, Vocal-Effects Dynamic Compressor-De-Esser, Enhancer, Pitch Correction, Delay, Reverb, - at the same time, 2- Harmonist und Pitch Correction, beleuchtetes LCD Display, Looper Mono, 38 Sek., simple use, Sounds: 30 (Preset) + 50 (User), connector IN (XLR / jack), OUT L/MONO (XLR), OUT R (XLR), PHONES/LINE (Stereojack), power supply Boss PSA-230 power supply not included