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. Tested, unit has minor touch up of board soldering to be rugged. #9 condition