Description de chez Thomann : - Korg Pitchblack XS Bass Tuner, The tuner circuit of the Pitchblack XS Bass, specially developed for bass, enables precise tuning at low frequencies, accuracy up to ±0.1 cent, four display modes, ideal for down-tuned or 5-string basses, robust housing, ideal for stage and studio, ULTRA BUFFER technology: Optimized for bass, switchable to true bypass, Unique design: Large display in compact size, which also serves as a foot switch, Very good readability: Adjustable brightness of the meter LEDs, Colour black