· Most Reliable DVR by Adopting Heart Beat Function · Enhanced System Stability by Proprietary System · Architecture in CODEC · Recording Frame Rate Adjustable in Each Channel (No Quad Recording) · High Recording Resolution up to 720x576 · Economic File Size by Differential MJPEG with IDSM (ImageDifferential Saving Method) · Removable HDD can be instantly viewed on any P/C by our own Software · Multiple Recording Modes: Time Lapse, Event only and Continuous · Pre-Alarm and Post-Alarm Recording · Record Image Export as AVI and BMP Format for Playback on Normal P/C · Support GPS (Global Position System)