Selling due to equipment replacement. No crackling and fully functional. There are no issues with the operation, but it is a used item, so please refrain from returns or exchanges. Below is AI: Bogner Ecstasy effector that achieves a variety of tones. - Model Name: Ecstasy - Brand Name: Bogner - Color: Red - Control Knobs: Volume, Treble, Middle, Bass, Gain - Switches: Boost, On - Input/Output Terminals: In, Remote, Out, DC - Manufacturer: Bogner Amplification Thank you for viewing.