Eclipse is introducing our line of HD-CVI DVRs. HD-CVI is abbreviated for High Definition Composite Video Interface. These 16 channel DVRs enable you to see up to 16 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.