The Electro-Harmonix Memory Toy is a delay effect pedal that offers up to 550 ms of delay with its analog design. The three knobs of this effect pedal allow you to control delay, blend, and feedback, so that you achieve your desired sound. The footswitch of this pedal allows you to toggle between the effect and bypass modes. With the red LED of this delay effect pedal, you can gauge, even in low light conditions, whether the pedal is switched on. The modulation switch on the Electro-Harmonix Memory Toy allows you to turn on/off the chorus effect as you please.