Skywalker Brand — Modular Coupler for Network | 8-Conductor | Female RJ45 on Each End Use this 8-wire coupler as an inline device to connect two RJ-45 modular plug-ended line cords. Extends modular circuits without the expense of hard-wired connecting blocks. Use for business digital telephones and/or computer networking systems. They snap together in seconds! Skywalker offers an assortment of products for every custom installer. Never let an unexpected obstacle keep you from finishing a job! Skywalker products make your installs quick, easy, and professional.