Features: The talk wah replicates the tonal qualities of the human voice and can bring new inspiration to your music. Has two different TALK modes, each simulates a different vocal sound. Equipped with MOOER\'s unique pressure sensing footswitch, easier to operate. 3 different types of switching, true bypass switching. Full metal shell, durable and exquisite; with metal rings for increasing contact area. 3 different types of switching: Sensor Mode -- Touch the pressure sensing pads with your foot to turn on the effect. Release your foot from the pedal to turn off the effect.(LED blinks only once) Hold Mode -- Double tap the pressure sensing pads to turn on the effect. The effect will remain on until you double tap the pressure sensing pads for a second time.(LED blinks twice) Advanced Mode -- In this switching mode you can use both modes mentioned above for switching the effect on and off. (LED blinks three times)