Door security system. Person swiping a radio frequency programmed key against a sensor. This scanner is being used to open the door at left. Each key has a radio frequency transmitter that produces radio waves, telling the scanner that the person holding the key should be granted access.

px px dpi = cm x cm = MB
Details

Creative#:

TOP03228876

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

N/A

Property Release:

N/A

Right to Privacy:

No

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Same folder images