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Can I Use My TV as a CCTV Monitor? - TC Tech Systems
15" Professional CCTV Monitor VGA HDMI AV BNC, 4:3 HD Display (LED Backlight) LCD Security Screen with USB Drive Player for Surveillance Camera STB PC 1024x768 Resolution Built-in Speaker Audio In/Out :
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Monitor screen for CCTV cameras at a residential compound housing factory workers in LaiGuangYing, Beijing Stock Photo - Alamy