The BOSS AW-3 Dynamic Wah pedal gives guitarists a wide range of classic auto-wah and dynamic wah effects, plus a new "Humanizer" effect which can simulate human vowel sounds. A Bass input provides a variety of funky wah sounds for bass guitar. This pedal is in excellent condition. 

• Compact pedal creates a variety of classic "wah" effects
• Dynamic wah sounds provide variable effect based on picking strength
• "Humanizer" effect creates human voice-type vowel sounds
• Dedicated Bass input for processing bass guitar
• EXP Pedal mode allows wah control via optional expression pedal
• Tempo can be set for pedal control or at fixed rate via Manual mode