MXR's GT-OD overdrive pedal offers everything you want from an overdrive, such as warmth and smoothness, without adversely changing your tone. The controls are easy to manage and make it incredibly easy to find the tone you're looking for. Within the GT-OD, you have access to everything, including classic rhythm tones with excellent clarity - there'll be no muddiness here! For leads, you'll get harmonically rich tones that sustain for days. The MXR GT-OD is one of the most responsive overdrives you'll find! MXR GT-OD Overdrive Guitar Pedal Features at a Glance: Traditional overdrive with powerful, cutting, transparent tone Great definition Adds sustain and gain without adding excess noise Place in front of an overdriven amp for screaming lead tones Indestructible die-cast housing Great overdriven tones from the MXR