RE-03 Guitar Noise Suppression Effects for Electric Guitar Hard Soft 2 ModesNoise killer is a noise reduction effect, mainly used for noise cancellation. Whether it's noise in gain, noise in device connections such as cables, or noise suppression in a stationary or dynamic state, the noise killer is unparalleled in the pedal world! It adopts a sophisticated design, perfectly suppresses the noise generated when using various devices, and preserves the original and natural sound to the greatest extent. Open the front panel and you'll be forgiven for thinking that a silencer is one of the simplest pedals out there. In fact, it is very flexible in removing unwanted noise. It comes with a fret knob that allows you to adjust the parameters to keep the most authentic sound you like. Color: BlueMaterial: Zinc Alloy Size: 11x5.9x4.8cm Package Contents:1 x Guitar EffectOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.