ProCo SOLO Option:ProCo SOLO ● TONE button - Changes

● TONE button - Changes input transformer impedance for varying tone

Body Housing: Made of heavy gauge perforated brass backed by finely woven Monel mesh

so you can dial in exactly the low end sound you need

but also universal tool capable of producing powerful sounds

In place of a common "high pass filter" switch

ProCo SOLO Option:ProCo SOLO ● TONE button - ChangesThe SOLO is the newest member of the Pro Co family of stomp boxes. Although it is housed in the same indestructible and road worthy steel enclosure that has come to be a trademark of Pro Co stomp boxes, the SOLO marks a departure from the RAT series of pedals in more ways than just the new cosmetics. With its enormous range of tones, 3 way selectable clipping modes (hot, melt, & burn), and highly interactive scoop and tone controls, the SOLO just