closed-circuit television camera
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What Is Anti Dither – Understanding The Concept Of Digital Video Recorders
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Using security cameras like the pan-tilt-zoom (PTZ) surveillance cameras is usually accompanied by video recorders like the digital video recorder (DVR). ...

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What is a Turret Camera? – How It Can Safeguard Your Home
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Have you been inconvenienced lately in your home by someone you do not know? Or has your home been vandalized in the facade side, but there is no way you could ...

DD Counter Measure
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