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  1. J

    Security Engineer

    Thanks for the replies guys Devonlee .. visited a property today . Pressed the door bell and a blue led flashing light lit up like a Christmas tree it was a nice soft light not irritating at all . The lady had hearing loss . She moved it around where ever she was as it was battery powered not...
  2. J

    Security Engineer

    Hi I've been installing security products it was the bell that made me deaf. Seriously, being subjected to the noise emitted from high decibel sounders has caused my tinnitus. Nowadays employers are more on it when it comes to health and safety but back in the day they weren't, profit is the...