Official Partner
Designed to provide flush-mount bass augmentation for new and existing background music systems. Features one 5.25-inch (133 mm) woofer that delivers deep bass down to 40 Hz without audible distortion. For indoor applications only.
FEATURES
Low-frequency loudspeaker featuring one 5.25-inch (133 mm) woofer that delivers deep, non-localized bass support down to 40 Hz without audible distortion. For flush, ceiling, pendant and wall-mount applications
Acoustimass speaker technology filters out audible distortion to deliver non-localized bass
Designed to work with the FreeSpace 3 flush and surface 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
Plenum rated for use in air handling spaces (with optional plenum cover)
Selectable 70/100V or low impedance with transformer tap adjustment under speaker grille
Applications
Designed for a wide range of applications, including:
Retail stores
Restaurants and bars
Lobbies and conference rooms
| Category | Specifications |
|---|---|
| PHYSICAL | |
| Colors | Black, white |
| Enclosure Material | PC/ABS |
| Environmental Testing | Indoor only |
| Grille Material | Expanded metal |
| Mounting/Rigging Provisions | (4) mounting arms, (3) suspension/safety cable attachment points |
| Net Weight | 14.0 lb (6.4 kg) |
| Product Dimensions (H×W×D) | 15.4 in × 7.4 in (391 mm × 189 mm), loudspeaker diameter × depth / 14.3 in (362 mm), ceiling hole diameter |
| Shipping Weight | 20.0 lb (9.1 kg) |
| PERFORMANCE | |
| Frequency Range (-10 dB) | 40 Hz – 315 Hz |
| Coverage, Horizontal | Omnidirectional below 200 Hz |
| Maximum SPL at 1 m | Per channel: 96 dB continuous, 102 dB peak / Mono: 102 dB continuous, 108 dB peak |
| Nominal Impedance | 6 Ω mono direct (transformer bypassed) |
| Power Handling, Continuous | 70/100 V: 200 W mono / Low impedance: 50 W per channel stereo or 100 W mono |
| Power Handling, Peak | 70/100 V: 800 W peak mono / Low impedance: 200 W peak per channel stereo or 400 W peak mono |
| Recommended Signal Processing | Recommended |
| Sensitivity (SPL/1 W at 1 m) | Per channel: 76 dB / Mono: 79 dB |
| Transformer Taps, 100V | 25 W, 50 W, 100 W, 200 W |
| Transformer Taps, 70V | 25 W, 50 W, 100 W, 200 W |
| Coverage, Vertical | Omnidirectional below 200 Hz |
| TRANSDUCERS | |
| Driver Protection | Recommended high-pass filter 40 Hz high-pass filter |
| Low-Frequency Transducer Quantity and Size | 5.25 in (133 mm) dual-voice-coil low-frequency driver |
| Description | Downloads |
|---|---|
| BOSE FreeSpace 3 Series II Acoustimass Bass Module DataSheet | Downloads |
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