The cross-connect shall be Cat 5e 110-style wiring blocks, mountable to a wall or backboard to provide 110 termination capable of supporting voice, security, and Cat 5e data applications, including high megabit and shared-sheath applications when used with Cat 5e rated cabling. The 110 rack-mount blocks shall mount to a 19-inch distribution frame or hinged wall-mount bracket. The components shall be UL listed and ANSI/ TIA-568-C compliant. Blocks shall support 50, 100, or 300 pair densities with provision for ANSI/TIA-606-B compliant labelling. Plastic bases and blocks shall be made of fire-retardant plastic rated UL 94V-0.