A wah with Q-value adjustment and built-in boost.
• Adjustable booster (0-15db)
• Variable Q control changes the sound of sharp/narrow to smooth/wide
• Auto-off bypass circuit
• Robust metal housing
• Battery compartment on the pedal underside
• Power supply: 9 V battery or 9 V DC power supply (2.1 mm, center negative)
• Made in the USA