Unlike other cables where you have to run a cable for video and a separate cable for power, Revo RJ12 cables have power, audio and video built all in one. Quick Connect cable makes connecting the camera to the DVR as easy as plugging in a phone line! Features: * 10 ft. cable extension * Extension coupler included * Audio, video, and power combined in 1 cable What"s In The Box: * Revo R10RJ12C 10-Foot Surveillance System Cable with Coupler