- 6 Different wah settings - Adjustable booster (0-20 db) - Variable Q control changes the sound of sharp / narrow to fine / wide - True Hardwire bypass - Metal pot-switch - Powered by 9V battery or external power supply (both optional) - Suitable power supply: Thomann NT AC/PSA Art.409939 (not included) - Colour: Black EUR 198.00 - See more - Buy online