HTA-TTA111VT-1 Active Video Transceiver BNC male to 2 screw terminal adapter. Video transceivers provide a highly balanced mode of video transmission which is immune to interference from these, and other sources of noise. Cable requirement: UTP. Power Supply: AC24V/DC12V Transmit a full motion color or monochrome video signal, color range 1500 meters, B/W video signal up to 2400 meters Three position range switch for gain select on Transmitter HTA-TTA111VT-1 Built in transient protection and ground lifting, damaging voltage spike problems are eliminated Red LED: Power on/off Green LED: Video receive/loss Up to multi pieces HTA-TTA111VT-1 transmitter can work with 4 channel Hub TTA414VR or 1U rack mounting TPA008, TPA016 receiver panel