Designed to serve as the central distribution point for voice, data, video, audio, and security services Works with snap-in phone and data modules Snap-in system enables users to quickly insert or move the modules 4 internal mounting spaces for phone and data modules 1 mounting space for a video module (optional) ABS plastic, lightweight, and sturdy Fits between 16" studs or can be wall mounted Depth mark on the enclosure simplifies adjustment for drywall depths (1/2", 5/8", 3/4") Enclosure combos are not designed to be installed in firewall applications Complies with ETL, TIA-568-C, TIA-570-B and TIA-607 standards The cover snaps on and can be screwed down, and has a knockout for an optional padlock