Century Accessory BNC Coax CCTV RJ45 Balun With Audio Video Power Over Transceiver Cable Easy installation, using the standard cable UTP system Video camera is perfect for CCTV camera, home theater, auditorium, or small-business solutions, for extending video and audio signals feeds extended distances from their source with absolute minimal quality loss Using UTP cable ( CAT 5, RJ45) to transmit video,audio signal instead of co-axial Transceiver provides video, audio, power supply in one cable UTP1C-V-12V for camera application, UTP1D-V-12V for DVR application