CCTV CAMERA INSTALLATION IN DUBAI THINGS TO KNOW BEFORE YOU BUY

when there is still no picture for a camera then Verify the power cables are related correctly, are positive and unfavorable connected the appropriate way all over? In the event the cable doesn’t operate, then re-crimp both equally ends. If it still doesn’t do the job, then replace the cable. If utilizing an analogue HD camera shotgun cable, t