Bose FreeSpace DS 40F loudspeaker

Call for price

Bose Professional DS40F flush-mount loudspeaker designed for foreground and background music.



Bose FreeSpace DS 40F loudspeaker – Doneo Malta

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 ? (transformer bypassed)


  • Retail stores
  • Restaurants and bars
  • Concourse
  • Transportation facilities
  • Resorts and hospitality venues
  • Houses of worship
  • Ballrooms

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


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

Indoor use only

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

Outer flange diameter: 11.8″ (300 mm)
Depth: 6.0″ (153 mm)
Ceiling hole diameter: 10.5″ (267 mm)

Net Weight
8.3 lb (3.7 kg)- with transformer

Black, White, Paintable

Package Contents
1 loudspeaker

Additional information




Black, White

Speaker Type

Background Speaker

This website uses cookies and third party services. Ok