Have they considered strobes? On Nov 26, 2014 4:19 PM, "Bruce N" <[email protected]> wrote:
> Hi everyone, > > I have a client who is looking for couple ceiling speakers that will > announce the ring when there is incoming ring. This is a big warehouse and > they don't hear the sound and this is the only solution they want. They > have analogue lines. What parts can do this? > > Thanks, > Bruce >
