Wall mount jack assembly, auxiliary jack, 6-position, 4-conductor, mounting lugs, screw terminals, includes riser plate. Electrical Ivory. Standard Plate Size. Single Gang Box Width. Simplex. Suttle 630CI wall-mounted jack assembly is designed for connection of Caller I.D. display modules. The user s Caller ID module is plugged into the 630CI base for connection. In addition to Caller ID boxes, this can also be used with any ancillary device with a plug-ended line cord such as answering machines and auto dialers. Thermoplastic faceplate allows for two mounting options: Mounting lugs for wall telephones Color-keyed inserts for desk telephones Riser plate Jack is wired directly to terminal screws of the 630AC4 UL certified.