TC Electronic Tailspin VibratoTAILSPIN VIBRATO Classic True Pitch Vibrato with All Analog Bucket Brigade Design Classic true pitch vibrato Legendary, all analog bucket brigade (BBD) circuit Classic 80's inspired vibrato circuit True Bypass for ultimate signal integrity "Built like a tank" metal chassis Runs on 9 V battery or the TC Electronic Powerplug 9 (not included) 3 Year Warranty Program* Designed and engineered in Denmark