This 4-channel digital CCTV system composed of a digital hard disk recorder, a 500GB hard disk and 4 colour CCD cameras offers everything that you can expect from such a system. The pictures of the 4 cameras can be viewed individually or all 4 together. They can be displayed on a monitor or a PC. The various record modes allow an optimal use of the hard disk space. Once installed, you will know exactly what happens around your house, company, warehouse, etc.!