The Behringer Dual-Phase Shifter 12 Opto Coupler Pedal is a versatile analogue effects pedal designed for use with synthesizers and electric guitars. With its dual-phase shifting capabilities and opto coupler technology, this pedal offers a unique and versatile range of phasing effects. Made in China by the trusted brand Behringer, this pedal comes in its original box and is sure to enhance the sound of any musician looking to add some extra depth and character to their music. Hardly used so in like-new condition. Comes in original packaging. Please note this does not come with a power supply, but they are cheap easy enough to find.