AVTECH DVR, surveillance application serves for the use of AVTECH recorder, which is user-friendly, and well display. Also, it controls the live monitor, searching and backup. Features: 1. Easy setup. 2. Support the monitor with individual or multiple view. 3. Remote control PTZ function of directions and zoom. 4. Remote control external I/O alarm device. 5. Live snapshot. 6. Quick search and backup for record event. 7. Quick notification for event video.