The Bose Professional FreeSpace DS 40F 4.5" 40W Passive Loudspeakers with Zone Amplifier and Tile Bridges Kit from B&H includes four, white FreeSpace DS 40F flush-mount speakers, a FreeSpace IZA 250-LZ integrated zone amplifier, and six tile bridges for mounting the speakers in hung-tile ceilings. The kit is designed for foreground/background music and speech reproduction in a wide range of installed applications including retail stores, restaurants and bars, hospitality venues, conference centers, schools, auxiliary zones, and more.
The DS 40F is a high-performance, 40W, full-range speaker with high output, a 125° conical pattern, and a frequency range down to 70 Hz. The IZA 250-LZ zone amplifier is designed to deliver premium sound, simplified set up, and easy daily operation. It features Opti-voice paging technology that provides smooth automatic transition between the music and page signals.