Key Features:-MPEG4 Video Compression;-Fast and Easy Installation;-Full D-1 Live Monitoring;-Adjustable Motion Detection;-High Quality Video Image;-IE Based Network Monitoring; -Remote View Function; -Multiple Recording Modes;-Video Loss Alarm Function; -USB 2.0 Interface Backup;-User Friendly Remote Control; -System Self-Recovery Capability;-Variable Frame Rate and Quality Level;-Four 60 Feet Cable Sets for flexible monitoring;-4 Weatherproof CCD Cameras with Night Vision;-Monitor & Digital Record 4 Cameras Simultaneously;-Fully Compatible with Most Home Security Systems;-Capable of Unattended Operation Over Long Period of Time.