Phone (RJ11), Coax (RG-6), RCA/Component Video, RCA/Audio, RCA/Digital Audio, S-Video, Speaker (Banana Plugs), and BNC. My Cable Mart Keystone WALLPLATES and INSERTS all adhere to NEMA standards. Keystone insert modules have a rectangular face of 14.5mm wide by 16.0mm high, and are held in place with flexible tabs. This allows them