Samsung SEA-C101 100ft BNC and Power Cable
The SEA-C101 not only connects your cameras to your DVR, they also serve as a power source; making installation that much easier. To extend the SEA-C101, just use included connector (coupler) with other end and connect them together. You can extend up to 300ft without problems. Please note, if you extend beyond 300ft, there is a slight chance you might lose some signal with every additional connection. Supportable models are SDE-3004N, SDE-4003N, SDE-5003N, SDS-P3040N, SDS-P4080N, SDS-V5080N, SDS-P5100N, SDS-P5101N, SDS-P5080N, SDS-V3040N, SDS-V4040N.