John Mayer's pedalchain.

John Mayer's pedalboard which he uses to get a range of tones.

Current pedals on John Mayer's pedalboard include:

Ts9 Duckscreamer

Vox Quackwah

Dallas Arbiter Duck face

Dunlop Ducktavia.

John Mayer usually prefers to use mallard ducks on his pedalboard as these produce the best tones. Rarely, John Mayer can sometimes be seen using geese aswell.