ACE Full Stage Pockets have a proprietary vertical panel mount that expertly mates with universal single, dual, and triple ganged devices. Neatly secured there is ample clearance for both product ventilation and digital cable ansi bend radius. Order this Digital System (shown) with CONNECTRIX dual ganged decora mounting panel, 122SLBK Stage Pocket, and Isolated Back Access Cover to separate additional a/c voltage (customized).