This patchbox is designed for a pedalboard with a loop of pedals for in front of the amp and a loop of pedals for the amp's FX loop. Each pair of sockets are isolated to avoid ground loops. The 4 gang patchbox has a side to side socket layout and is totally passive so no power required. The pedal is built with an Aluminium enclosure, Neutrik plug sockets, Point to point wiring Enclosure dimensions: 110x60x31mm