The Bob Burt Clean Boost was designed to boost the guitar signal without adding overtones and overdrive to the tone. The most notable characteristics of the BBCB are transparency - clarity – 20+ db boost without distortion. The BBCB utilizes audiophile quality parts and a unique design to accomplish this task. It works well with single coil and humbucker pickups. The BBCB increases the volume of your amp without causing it to overdrive or get dirty. It maintains the pure tone of your guitar, amp and any effects you are using. The BBCB is a great tool for the guitar player who likes to bump up his volume and keep it clean and tight.