Rolls ABC904 Amp SwitcherThe Rolls Route 3 Switcher is a ruggedly built three way signal switcher that works equally well in either direction, either herding three inputs into a single output, or giving one input the choice of three output routes. Housed in 13 gauge steel and featuring an LED of a different color for each channel, the Route 3 Switcher is the kind of tough, well built hardware that can stand up to the touring routine of setting up and breaking down the same