Bose FreeSpace DS 40F Loudspeaker - Each-White

Bose FreeSpace DS 40F Loudspeaker - Each-White Product OverviewVersatile, high-performance, full-range, flush-mount loudspeaker designed for foreground and background music and speech reproduction in a wide range of installed applications. High output and 125° conical pattern with a frequency range down to 70 Hz. For indoor applications only.  Key Features Full-range loudspeaker with a single 4.5" (114 mm) driver in a ported enclosure to deliver a 125° conical coverage pattern and clear, intelligible music and speech reproduction for flush-ceiling or pendant-mount applications Integrated multi-tap transformer with innovative thumb wheel adjustment for easy-to-change tap setting from underneath the loudspeaker grille Shortcan design allows installation in shallower ceilings with minimum depth of 6.4" (163 mm) Shared voicing across entire FreeSpace DS product family enables DS 16, DS 40 and DS 100 loudspeakers to be integrated on the same system and maintain consistent tonal quality Supported by a suite of accessories, including ceiling-mount bracket, adjustable tile bridge, pendant-mount kit and square grille  Connectors Three-terminal barrier strip; two-terminal barrier strip (8 ohm variant). Optional accessory available for use when ceramic connector and thermal fuse are required. Wire gauge: 18 AWG (0.8 mm) to 14 AWG (2.0 mm) Suspension / Mounting Three integrated quick-install mounting arms. Three mounting points at the rear of the enclosure for use with optional accessory pendant mount kit. Safety cable attachment: .35" (8.9 mm) diameter hole on junction box  Package Contents 1 loudspeaker  Technical Summary Frequency Response (+/-3 dB)  80 Hz - 17 kHz Frequency Range (-10 dB)  70 Hz - 19 kHz Nominal Dispersion  125° conical Long-Term Power Handling  40 W (160 W peak) Sensitivity (SPL / 1 W @ 1 m)  87 dB SPL Maximum SPL @ 1 m  103 dB SPL (109 dB SPL peak) Nominal Impedance  8 Ω (transformer bypassed)