Tube Vibrato-Tremelo, All-vacuum tube audio path, The Wiggler creates 4 different types of note-bending vibrato and true amplitude modulation tremolo with amazing clarity and warmth. Controls: Volume, Intensity, Mode (Leslie speakers-LOOZ Hammond organ-HAMM Wurlitzer piano-WURL Vox amplifier-ACEY), Vibrato/Tremelo dial, Rate, Bypass. New in Box. Reinforced Solder Points on board, transistors. Tested on bench with matching unit. #9+ condition.