BOSE® - FreeSpace DS40 F – B

Versatile, 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.?EN 54-24 compliant DS loudspeaker models are also available for use in Voice Alarm (VA) systems. Please contact your local Bose team for availability information.FEATURESFull-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 applicationsIntegrated multi-tap transformer with innovative thumb wheel adjustment for easy-to-change tap setting from underneath the loudspeaker grilleShortcan 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 qualitySupported by a suite of accessories, including ceiling-mount bracket, adjustable tile bridge, pendant-mount kit and square grilleApplications

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

System Performance :

Frequency Response (+/-3 dB) : 80 Hz – 17 kHz
Frequency Range (-10 dB) : 70 Hz – 19 kHz
Nominal Dispersion : 125° conical
Recommended High-Pass Filter : 70 Hz high-pass filter
Loudspeaker EQ : Recommended
Overload Protection : PTC/Resistor
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)
Transformer Taps (70/100 V) : 70 V: 2.5 W, 5 W, 10 W, 20 W, 40 W / 100 V: 5 W, 10 W, 20 W, 40 W

Transducers :

Driver Compliment : 4.5″ (114 mm) full-range driver

Physical :

Enclosure : Polypropylene (front baffle), powder-coated steel (rear enclosure)
Grille : Powder-coated steel grille
Environmental : Indoor use only
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