Features: 1.ADJUSTABLE 3 BAND EQUALIZER: This metal distortion pedal is equipped with a powerful and adjustable 3 band equalizer and swept intermediate frequency knob, providing powerful low frequency, clear and transparent high frequency. Play rhythm and guidance throughout the mix 2.BRIGHT HARD ROCK TONES: The most popular part for this pedal is gain at 12 o'clock or higher. At 12 o'clock, you will hear some bright hard rock tones 3.WITH SMALL LED FLASH: Adopt classic paint finish, firm and stable, equipped with a small LED flash to indicate working status 4.EXCELLENT PERFORMANCE: Input impedance is 1M Ohms, output impedance is 600 Ohms, this effect pedal come with excellent performance 5.EXCELLENT METAL MATERIAL: Metal distortion effect pedal use excellent metal material, easy to conduct electricity, shiny, sturdy and durable specification:Item Type: Metal Distortion Effect Pedal Color: Black Material: Metal Input Impedance: 1M Output Impedance: 600 Working Current: 25mA Product Power Supply Mode: 1 x 9V battery 6F22(not included) or 9V power adapter(not included) PackageList: 1 x Metal Distortion Effect Pedal 1 x User Manual