HTA-TTA111HDT HD-TVI/HD-CVI/AHD UTP Active Transmitter To send HD-TVI signal up to 300M over UTP cable. To send AHD signal up to 400M over UTP cable. To send HD-CVI signal up to 500M over UTP cable. To work with passive receiver HTA-TTP111HD for good quality picture. Support resolution up to 1080p. Built in L, M, and H high frequency video gain. Built in transient protection and ground lifting, damaging voltage spike problems are eliminated.