... channels video input in one card, the maximum display / recording rate is 25 fps under PAL format, and 30 fps ... sensor, motion, video loss, and HDD space shortage. Support schedule recording mode, recycling recording method available. MPEG4 video compression format. 5 level ... . Support multi-channel playback, searching by time/date and recording events, images can be zoom/capture/save/print/backup. ...