Features: 1.Pitch, adjust EQ, clockwise brighter while counterclockwise darker,the guitar effect has true bypass switch 2.Gain, adjusting the amount of distortion and the output volume of the pedal,which has analog signal path 3.The guitar effec is a device that changes the original tone of the guitar or superimposes sound effects 4.According to the size of the function, it can be divided into single block and combination effect 5.Professional single block function, combined effector consists of multiple effects specification:Item Type: Guitar Effect Material: Metal Color: Golden PackageList:1 xGuitarEffect NoteNote that the positive and negative poles of the power supply must be the same as the positive and negative poles of the effector