Guitar pedal - A/B footswitch. Simple footswitch design selects between a pair of 6,3 mm jacks on the left side of the unit. Instantly swap between two instruments. Perfect for switching tones on dual-amplifier rigs. Isolate your tuner from the signal chain, while achieving silent onstage tuning. Small size is ideal for saving pedalboard space.Made in: USAPower Supply: AdapterPower Supply: 9VUK/EU Power supply included: No