SPH20 360° 8" Pendant Sphere Speaker 20W/100V WhiteThe Apart SPH20 is dual cone 100 volt sphere loudspeaker with a built in special dispersion cone which gives you a 360 wide dispersion. These speakers allow a loud and wide sound dispersion to be produced with a minimal number of loudspeakers. SPH20 is the most cost effective solution for background music or speech in installations with high ceilings where you need to cover an expansive area (warehouses, supermarkets, industrial buildings). This