The Bose FreeSpace 3 Surface-Mount Acoustimass Bass Module is a low-frequency loudspeaker designed to enhance background music systems with deep, non-localized bass. Engineered for indoor commercial environments, it provides consistent low-frequency performance while maintaining a clean and unobtrusive installation.

Key Features

• Low-frequency loudspeaker designed for background music systems
• 5.25-inch dual-voice-coil woofer for extended bass response
• Delivers deep, non-localized bass down to approximately 40 Hz
• Acoustimass technology helps reduce audible distortion
• Supports selectable 70V / 100V or low impedance operation
• Surface-mount design with included mounting bracket
• Allows parallel connection of multiple bass modules
• Can support two or four FreeSpace 3 satellite speakers per module
• Designed for indoor commercial environments

Technical Specifications

• Product Type: Surface-mount Acoustimass bass module
• Driver: 5.25-inch (133 mm) dual-voice-coil low-frequency driver
• Frequency Response (+/-3 dB): 50 Hz - 230 Hz
• Frequency Range (-10 dB): 40 Hz - 315 Hz
• Nominal Dispersion: Omnidirectional below 200 Hz
• Maximum SPL @ 1 m: 96 dB (102 dB peak) per channel; 102 dB (108 dB peak) mono
• Power Handling: 70/100V – 200 W mono; Low impedance – 50 W per channel stereo or 100 W mono
• Nominal Impedance: 5 Ω mono (transformer bypassed)
• Enclosure Material: High-density wood composite with PVC laminate
• Mounting: Surface-mount with preattached bracket
• Dimensions: 14.0" H × 8.7" W (with bracket) × 13.6" D
• Weight: 17.5 lb (7.9 kg)
• Environment: Indoor use only

Compatibility

The Bose FreeSpace 3 bass module is designed to work with FreeSpace 3 satellite speakers and can also be integrated into compatible background music systems requiring low-frequency reinforcement.

Installation & Use Case

This bass module is suitable for commercial installations such as retail spaces, restaurants, hospitality environments, and conference rooms. Its surface-mount design allows flexible placement while maintaining consistent bass coverage throughout the space.

Multiple bass modules can be used together to scale low-frequency performance depending on room size and system design requirements.

Package Contents

• Bose FreeSpace 3 Surface-Mount Acoustimass Bass Module (Black)
• Preattached mounting bracket