Eclipse is introducing our line of HD-CVI DVRs. HD-CVI is abbreviated for High Definition Composite Video Interface. These 8 channel DVRs enable you to see up to 8 cameras. This DVR system is the latest in surveillance technology which allows up to 1080p video resolution to be transmitted using a standard coaxial cable. HD-CVI enables you to transmit live video, control and audio over one coaxial cable.The HD-CVI surveillance cameras and DVR recorders are also inexpensive in comparison to IP and HD-SDI surveillance cameras.