Leviton 20A07-2 Universal Mounting Plate for Omni, Lumina and Hi-Fi 2 Systems, Black Only products shipped and sold by Amazon.com (not third-party sellers) are eligible for full warranty and technical support offered by Leviton Compatible with Lumina, Lumina Pro, Omni II, Omni IIe, or OmniPro II home control systems, and Hi-Fi 2 distributed audio main assembly units. Used to mount Omni family controllers, expanders, and accessories in structured wiring enclosures. Easy to follow installation instructions 18 gauge cold rolled steel