HIKVISION DS-7100 User Manual page 111

supported.
Steps:
1. Enter Playback interface.
Menu>Playback
2. Check more than one checkboxes to select multiple channels and click to select a date on the calendar.
Figure 6. 19 4-ch Synchronous Playback Interface
3. Click to play back the record files reversely.
User Manual of Digital Video Recorder
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