The Bogen HFCS1 ceiling loudspeaker delivers superior sound and clear intelligibility in a variety of ceiling environments. The system can be easily installed in hard surfaced ceilings, suspended ceilings, and new constructions. The HFCS1 offers several levels of power output via a front-mounted rotary switch.The low-distortion speaker design, coupled with dual front exit ports, delivers high intelligibility and exceptional low-frequency response for both music and speech reinforcement