Bose FreeSpace DS100F Loudspeaker -White

Bose FreeSpace DS100F

Recommendations to retail stores, restaurants, bars, concourses, transportation facilities, resorts, hospitality venues, houses of worship, ballrooms. For indoor applications only.

Ceiling Speaker Flushmount Indoor

Bose FreeSpace DS100F Loudspeaker

Premier high-performance, extended-range, flush-mount loudspeaker designed for foreground music and speech reproduction in a wide range of installed applications. High output and wide, 160° conical pattern with a frequency range down to 60 Hz.


  • Extended-range, high output loudspeaker with a single 2.25" (57 mm) Twiddler® driver and 5.25" (133 mm) woofer in ported enclosure to deliver a 160° conical coverage pattern for flush-ceiling or pendant-mount applications in ceilings up to 32 ft (10 m) high
  • Integrated multi-tap transformer with innovative thumb wheel adjustment for easy-to-change tap setting from underneath the loudspeaker grille
  • 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


System Performance


Frequency Response (+/-3 dB)1

75 Hz - 18 kHz

Frequency Range (-10 dB)1

60 Hz - 20 kHz

Nominal Dispersion

160° conica

Recommended High-Pass Filter

55 Hz high-pass filter

Loudspeaker EQ


Overload Protection


Long-Term Power Handling2

100 W (400 W peak)

Sensitivity (SPL / 1 W @ 1 m)3

85 dB SPL

Maximum SPL @ 1 m4

105 dB SPL (111 dB SPL peak)

Nominal Impedance

8 Ω (transformer bypassed)

Transformer Taps (70/100 V)

70 V: 12.5 W, 25 W, 50 W, 100 W 100 V: 25 W, 50 W, 100 W



Driver Compliment

2.25" (57 mm) Twiddler® driver 5.25" (133 mm) woofer




Polypropylene (front baffle), powder-coated steel (rear enclosure)


Powder-coated steel grille


Indoor use only


Three-terminal barrier strip. 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


Outer flange diameter: 11.8" (299 mm) Depth: 8.2" (210 mm) Ceiling hole diameter: 10.5" (267 mm)

Ceiling Thickness (Maximum)

1.5" (38 mm)

Net Weight

13.0 lb (5.9 kg)

Shipping Weight

16.0 lb (7.3 kg)

Product Code






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