Okina A-8 Active Video Balun - Active Transmitter Transmit a full motion color video signal up to 4000ft / 1200m and a B/W video signal up to 8000ft / 2400m. Supports all bandbase signals including PAL, NTSC, SECAM. Signal Transmission via UTP cable. Transmission Signal 1Vpp Composite Video. Built-in transient protection and ground lifting, which eliminates damaging voltage spike problems. Can work with 4-channel Hub or 1U rack mounting receiver panel. BNC Video Input. Red LED: Power on/off. Yellow LED: Signal Power supplied 12V DC