Swann 4 Channel Digital Video Recorder Monitor & record up to 4 cameras located around your office, home or industrial premises. Replaces time lapse VCRs and quad processors. Motion Detection: set & forget to only record events, rather than continuously recording a still image (eg. empty room). Multiple search - By time, date, alarm, or event list. Event search - eg. What happened yesterday at 2pm in reception? Picture-in-picture (PIP) in live