The Carl Martin Heavy Drive offers the player the most gain and is voiced with emphasis on the lows. This makes it the perfect choice for getting that "heavy rock" sound. By tweaking the mid and high EQ settings via the unit’s attack and edge controls, many tonal variations can be served up effortlessly. Unusually transparent noise free performance ensures that the natural characteristics of your amp will not be compromised. Features true bypass.

3.75" wide x 4.75 deep x 1.5" high