The yamaha fc7 expression pedal is a robust foot controller providing added expression for a variety of parameters'. '.strtoupper('y')ou can use the fc7 expression pedal to do a range of things from changing volume to assigning differing parameters'. '.strtoupper('t')he yamaha fx7 also features an adjustable pedal angle as well as spring point adjustment for added versatility'. '.strtoupper('t')he metal connection plate is ideal for daisy chaining multiple pedals catering to a range of playing styles'. '.strtoupper('i')t even boasts a fortissimo function allowing you to accent certain parts of your performance.