Transmit High Definition analog (HDA) signals up to 1400' over Category 5/5e/6 or UTP (Unshielded twisted pair) with no additional power required. 12VDC Power * can also be transmitted with this model for shorter distances depending on required amperage. Simple push to secure connections make installation a breeze. Sold as a pair with one flying lead BNC for simple connection at the head end - DVR.