Recording Calculators

DVR recording storage calculator

Use this calculator as a planning reference for estimating storage use and expected recording time. Estimator accuracy is not definite at this time; actual recording time can vary based on camera count, recording settings, storage media, firmware, and system configuration.

OcLUM micro sd card
DVR Type
Uses decimal GB (1 GB = 1000 MB).
Switch to GiB if you prefer binary units.
Optional: space reserved for filesystem/other.
Non-recorded channels are saved as low-size “blue-screen”.
All channels share the same segment time window.
Manual for now; can be locked later.
“Blue-screen” placeholder file size.
Calculated successfully.
Results
64,000
Usable Capacity (MB)
32
Total Size per Segment (MB)
2,000
Segments Fit
2,000
Total Minutes
33.33
Hours
1.39
Days
Your system is using a 64 GB card and recording 2 channel(s) live. All four channels consume a total of 32 MB per 1 min segment (recorded: 15 MB × 2; non-recorded: 1 MB × 2). The total available time that can be captured is approximately 2,000 minute(s) (33.33 hours / 1.39 days). Capacity units: GB (1 GB = 1000 MB). Reserve/overhead applied: 0%.