SinLoon this BNC to RJ45 adapter With the most upgraded Technical Solution, the network video and power balun adapters allow easily transmit 1080p - 5MP video data up to 400ft distance via a single cat5e/cat6 cable from your HD analog camera to your DVR no degradation of picture quality. High quality material connectors and user-friendly housing, pure brass contact,gold-plated pin with anti-jammping design on details of body. Compatible with all CCTV HD analog, HD-AHD, HD-CVI, HD-TVI surveillance system.