Bose FreeSpace DS 40SE

Bose FreeSpace DS 40SE
Bose FreeSpace DS 40SE

The Bose® FreeSpace DS 40SE is the most versatile member of the DS loudspeaker family. It is a high-performance, full-range, surfacemount loudspeaker designed for foreground and background music and speech reproduction in a wide range of installed applications. The DS 40SE features high output and 125° x 125° coverage pattern with a frequency range down to 70 Hz.

  • Full-range loudspeaker with a single 4.5" (114 mm) full-range driver in a ported enclosure designed for surface mounting in foreground and background music and paging applications
  • Simple 1->2->3 installation system. Mounting hardware allows for horizontal and vertical orientation with adjustable pitch or yaw
  • Integrated multi-tap transformer with innovative thumb wheel adjustment for easy-to-change tap settings from under front end cap
  • 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 wall-mount bracket, ceiling-mount bracket, pole-mount bracket and junction boxes

Frequency Response (+/-3 dB)

80 Hz - 17 kHz

Frequency Range (-10 dB)

70 Hz - 19 kHz

Nominal Dispersion

125° H x 125° V


High-Pass Filter 70 Hz high-pass filter


EQ Recommended

Overload Protection


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

Let us follow up
with you
Our office hours are 9:30am-5:30pm weekdays — please drop by, call us or fill in the contact form so we can reply to you shortly.

Magna-Tech Electronic Co., Inc.
329 Palermo Ave. 1st Floor
Coral Gables, FL 33134-6601 USA
Phone: (305) 573-7339
Fax: (305) 573-8101
Your message was sent succesfully!

Your e-mail

Your message