The RH-AUDIO commercial pa system ceiling speakers are commonly made with built-in transformers which suit both 70V and 100V high-voltage commercial audio distribution systems and public address system.

The constant-voltage pa speakers can be connected in a simple parallel way without complex connection schemes compared to the conventional low impedance speakers.

The constant-voltage speaker systems can minimize power loss over the speaker cables. And the 70-volt and 100-volt speaker systems can be expanded easily by adding more speakers in parallel.

The in-ceiling speakers are easy to install and virtually invisible,paintable speaker grilles mean that you'll barely notice that you even have speakers in your room.

There are various types and models of PA in-ceiling speakers varying in feature, size, shape and output power,which offer many more options for functional, reliable, effective, and economical permanent public address installations required for paging, foreground/background music, and announcement systems.