Boss FS-5U, Foot Switch@+A robust foot switch with many areas of application. Many keyboard players will use it as a sustain pedal, but since most effects pedals these days can be used more effectively when used in conjunction with an additional switch, other people - such as guitarists - can also put this product to good use. Consider the tap function of various delays, where pressing the button several times can adapt the delay time to the exact tempo of the song. @+@+, 6.3 mm mono jack socket, Switchable polarity, Pluggable cable, Dimensions (L x W x H): 95 x 89 x 50 mm