The Bad Stain Wikieup is a unique pedal that transforms your guitar into a device capable of producing lo-fi tones, similar to sounds from your favorite video games. The Wikieup features a three way selection switch with a genuine 22 shell that allows the user to create a variety of lo-fi tones. Flip the switch to the bottom for Atari mode, to the middle for NES mode, or to the top for Sega mode. Each mode has its own lo-fi sound that can be further altered by adjusting each of the three knobs on the pedal.      The small knob on the right is the Bit control, and increases or decreases the bit resolution from 5 to 16 bits. The small knob on the right is the Mix control, and allows the user to adjust the wet/dry signal. The main large center knob  center knob fis the Rate control and  features a genuine shotgun shell that helps give the pedal the signature Bad Stain look. The Rate control knob adjusts the sample rate between 44.1 KHz and 750 Hz. The Wikieup Game Changer is a great tool for musicians and bands experimenting with their sound. The pedal is small and compact, making it great for touring, and is powered using a 9 volt power adapter (Sold Seperately). The BSNW is the perfect addition to any serious musicians arsenal!