... can record speed4. Supporting 4 way real-time recording, with three solutions (CIF, HD1, D1). ... CIF for 4-ch6. Multiple recording methods: boot recording, time recording, alarm recording, manual recording, etc. for freely optional7. ... .5inch) 5Recording ModeVideo file formatMP4Booting recording, time recording, alarm recording, manual recording.6PreviewQuad screen, single screen7PlaybackPlayback on this ...