Bose DS 40F Black is the most versatile member of the DS loudspeaker family. It is a high performance, full-range, flush mount loudspeaker design for foreground and background music and speech reproduction in a wide range of installed applications.
Frequency Response (+/–3 dB) 1 80 Hz to 17 kHz
Nominal Dispersion 125° conical
Dimensions: Diameter 300 mm (11.8”) and Depth 153 mm (6.0”)