Bogen's Model CSD2X2L is a low-impedance (8-ohm) operation Drop-In Ceiling Speaker that allow fast and simple installation, which saves time, effort, and cost.
The PC-580RU speaker meets ULC S541, UL 1480 UUMW (Fire Alarm Signaling) and UL 2043 (use in air handling spaces) standards. - Kit includes: Speaker, Back-Can & Tile Rails