1.8-Channel active video balun, UTP balun, transmitter 2.Color video up to 2400m 3.good ... .best price 5.manufacturer 8-Channel active video balun, UTP balun, transmitter Features: 1. 8 channel active video balun2. Color video up to ... of video signal4. passive transceiver used together, a maximum transmission distances of up to 1500 meters, and active used together with the ...