DocLangsdale 0 Posted December 29, 2018 Attached is a photograph of a smoke alarm manufactured by A2Z and houses a covert CCTV camera. It appears that a twin flex is for the camera and 4 other wires 2 x black, 1 red and 1 white for the smoke alarm. I wonder if any kind Member can advise me with regard to wiring up this item to a CCTV control box PLEASE Thank you for any assistance. Brian Share this post Link to post Share on other sites