Product Name: Video Balun 4 Channels Product Code: ACC-VBU-609021 Description: Video transmission via UTP CAT5 cable Outstanding noise interference protection Enable cost-effective operation No external power required Male BNC video port Transmission distance up to max.600 (B/W) Video format: NTSC/PAL/CCIR/SECAM Operation Frequency Range: DC--10MHz Input Impedance:75 ohms Output Impedance:100 ohms Works with from UPT2 24 AWG to CAT 6 wiring 4 Channels transmissions