Equipped with three selectable types of noise reduction Hiss, Mid, and Full the Smart Gate Noise Gate bites down on sizzle and hum while still allowing your playing nuances through. Tame your hissing high-gain amp or silence your string of stompboxes with this ingenious pedal. The Smart Gate is equipped with three selectable types of noise reduction to handle virtually any type of signal. It bites down on sizzle and hum but lets the smallest detail of your playing through.