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Fig 4-12 record configuration-record bit rate
4.3.3 Time
Step1: enter into system configuration record configuration
Pre-alarm record time: the record time before event happen i.e. record time before motion detection or sensor alarm is
triggered.
Post-alarm record: set the post recording time after the alarm is finished, five options: 10s, 15s, 20s, 30s, 60s, 120s, 180s and
300s.
Expire time: the hold time of saved records. If the set date is overdue, the record files will be deleted automatically.
Step2: user can setup all channels with same parameters. Tick off "all" to do relevant setup.
Step3: click "default" button to resort default setting; click "apply" button to save the setting; click "exit" button to exit current
interface.
TECHSHELL Digital Video Recorder User Manual
time; refer to Fig 4-13:
Parameter
Resolution
Support CIF
Range from 1-30（NTSC）1-25(PAL)
fps
Quality
The higher the value is, the clearer the
Recorded image is. Six options: lowest,
lower, low, medium, higher and highest.
Meaning
23
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