This device is used to power security cameras with 12 VDC voltage over single coaxial cable and transmit/receive thee composite HD video signals from the cameras over the same 75 ohm coaxial cable (RG-59 or higher quality) at a distance up to 400m. Monitoring side input 24-36VDC, plug and play,easy to install, it is ideal for Monitoring areas where no power is avaiable to operate a camera. 
 
Features:
=    COMPATABLE with HDCVI/HDTVI/AHD/CVBS, support HDCVI OSD Data
=    Input voltage: DC24-36V, Output power max to 12VDC, 12W
=    Transmit instant video, no delayment
=    Long transmission:400m
=    1 cable for power & video transmission, no need to lay AC line and install power
       adapter to camera, reducing material cost
=    Build-in surge and transient protection, super interference rejection
=    Outershell:with extend coaxial cable, easy to install with DVR.RG59,BNC