The new Lithe Audio WiFi ceiling speakers just need power as it has a built-in Amplifier and WiFi module.
These ceiling speakers come with a white grille allowing it to be placed on almost all ceilings and will normally blend in.
Once you have installed the speaker and it has power, simply download the app from the apple app store or Google play store.
When the app is installed, open it up and follow the easy steps to connect your speaker to your network.
Now you have done that you can select the music service and start playing music.