Xotic Effects AC Plus 2-Channel Overdrive Guitar Effects Pedal Works great with single- and double-coil pickups Channel A offers a bluesy sound with boost and a single tone control Channel B delivers more of a clean boost or slight crunch with control over Bass, Mid and Treble along with Hard/Soft compression A/B switch for stacking the two preamps in a different order Combining both channels creates thick-sounding distortion with all the nuances of your playing, perfect for single-coil pickups