Talos Security DR800 Series DVR Quick Start Guide - Manual (Page 3)

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Design Your Surveillance System
• Determine the areas that require coverage
• A common wide angle lens (≤4mm) on a camera will have an approximate viewing angle of 60°
– Stand at the camera position, look in the direction the camera will aim and cover one eye, this will provide a
rough idea of the coverage area
• Order a 4 or 8-channel DVR and the number of cameras depending on your needs
• The Talos DVRs store video on SATA hard drives with capacity up to 1TB
• The hard drive is user installed
• Determine the size of hard drive needed
– 4-channels recording 24/7 will record approximately 5 weeks on a 1TB HDD
– 8-channels recording 24/7 will record approximately 3 weeks on a 1TB HDD