A chime to work with the C8

[Ranchitat]

And... there's also methods that utilize old (or new) phones/tablets for announcements or notifications.

Simple Speaker Solution For Notifications

And just to add to @ogiewon 's great info, if you have some sort of console (run on a tablet) with Fully Kiosk Browser installed on it you can use that for TTS, using my built in driver. I currently use to that myself. It pretty much does all the same things as the Ikea mention. One thing you can do though is store the sound clips (chimes/sirens) directly on the device and just instruct it to play a specific file. Its much faster than having it play a file over the lan. TTS will require a …