The Boss NF-1 cuts the annoying noise and hum that is often generated when you pause during a performance. This Guitar Effects Pedal is equipped with an anti-clockwise turning Sensitivity Knob for adjustment of gating threshold, as per the ratio of noise to signal. A second clockwise turning Decay control in the Boss NF-1 Noise Gate Guitar Effect Pedal sets the length of decay for each note, before cuts from 100 msec to 1.6 secs. The time-control range allows this Guitar Effects Pedal to be used with virtually any musical instrument, ranging from the guitar to the keyboard. This Noise Gate Guitar Effects Pedal keeps the signal quiet during silent passages and can tidy up the fuzz easily, if you adjust your settings properly.