Specs:

Bose Pro 843090-0210 | FreeSpace 3 Flush-Mount Acoustimass Bass Module White

Technical Summary

• Frequency Response (+/-3 dB): 50 Hz - 230 Hz
  
• Frequency Range (-10 dB): 40 Hz - 315 Hz
  
• Nominal Dispersion: Omni-directional below 200 Hz
  
• Long-Term Power Handling:
  
  70/100 V: 200 W (800 W peak) mono
  Low impedance: 50 W (200 W peak) per channel stereo or 100 W (400 W peak) mono
  
  
• Sensitivity (SPL / 1 W @ 1 m): Per channel: 76 dB SPL (Mono: 79 dB SPL)
  
• Maximum SPL @ 1 m
  
  Per channel: 96 dB SPL (102 dB SPL peak)
  Mono: 102 dB SPL (108 dB SPL peak)
  
  
• Nominal Impedance: 5 Ω mono direct (transformer bypassed)
  
  Dimensions
  
• Outer flange dia.: 15.4" (391 mm)
  
• Depth: 7.4" (189 mm)
  
• Ceiling hole dia.: 14.3" (362 mm)
  
• Net Weight: 14.0 lb (6.4 kg)
  
• Shipping Weight: 20.0 lb (9.1 kg)
  
  Applications
  
• Retail stores
  
• Restaurants and bars
  
• Lobbies and conference rooms
  
  

Features:

• Low-frequency loudspeaker featuring one 5.25" (133mm) woofer that delivers deep, non-localized bass down to 40 Hz without audible distortion. For surface-mount applications
  
  
• Acoustimass speaker technology filters out audible distortion to deliver non-localized bass
  
  
• Designed to work with the FreeSpace 3 surface and flush satellite speakers, or existing systems where additional bass reinforcement is desired
  
  
• Module design allows parallel connection of multiple bass modules and can accommodate two or four FreeSpace 3 satellites per bass module
  
  
• Selectable 70/100V or low impedance
  

Overview:

Designed to provide surface-mount bass augmentation for new and existing background music systems. Features one 5.25" (133 mm) woofer that delivers deep bass down to 40 Hz without audible distortion.

Review: