Feature:1. COMPACT AND DURABLE: Noise reduction effect pedal come with excellent aluminum alloy full metal shell, possess compact size, durable and portable2. EFFECTIVE NOISE REDUCTION: The noise reduction guitar pedal eliminate hiss and excess noise in the effects chain. Noise reduction capacity up to 26 dB3. SIGNAL STABILITY: Designed with a single door knob to set the volume threshold, the operation is very simple and fast. With 1 or 4in mono jack, stable input and output4. WITH LIGHT: The guitar effect pedal true bypass switch provide the clearest tone and is equipped with an LED indicator to indicate operating status5. LIGHTWEIGHT AND PORTABLE: The noise reducer pedal is easy to fit into any pedalboard setup without taking up much space. Also lightweight, ensuring portability and convenience for musicians on the goSpecification:Item Type: Noise Reduction Effect PedalMaterial: Aluminum alloyPower Supply: 9V DC Adapter(not included)Signal Input: 1 or 4in Mono JackSignal Output: 1 or 4in Mono Jack.Package List:1 x Guitar Pedal1 x User Manual