Bose MB12 BassLoudspeaker

The Bose MB12 Bass Loudspeaker is a compact, high-performance 12" subwoofer designed to enhance low-frequency output for Bose® LT arrays and other subwoofer applications. Ideal for minimal-height arrays, it delivers powerful bass reinforcement with clear, distortion-free sound.

Key Features

• Low-frequency reinforcement for Bose® LT arrays and other subwoofer applications with a 40 - 280 Hz bass response range
• Front-loaded tapered transmission line design provides peak-free extended low-frequency response and reduces port turbulence distortion
• 1 x 12" (305 mm) high-excursion woofer with 4" (102 mm) voice coil and 400 W long-term power rating for high SPL and fast transient response
• Compact enclosure optimised for bass-array applications requiring cardioid or directional bass configurations in reverberant spaces

Specifications

Enclosure: Baltic birch plywood, 13-ply, 18 mm (exterior grade for MB12 WR)

Environmental: MB12: Indoor use only; MB12 WR: Outdoor rated per IEC 529 IPX5

Connectors: Two (2) parallel-wired NL4 Neutrik® Speakon® connectors

Suspension / Mounting: Sixteen (16) points SAE 3/8" - 16 threaded inserts (4 each top, bottom, and sides), steel (stainless steel for MB12 WR)

Dimensions (Enclosure only): 14.7" H x 20.0" W x 25.4" D (374 mm x 508 mm x 646 mm)

Net Weight: 78 lb (35.4 kg)

Colour: Black, White, Paintable (MB12 WR available in black only)

Frequency Response (+/-3 dB): 40 Hz - 280 Hz

Frequency Range (-10 dB): 36 Hz - 290 Hz

Nominal Dispersion: Omni-directional below 200 Hz

Sensitivity (SPL / 1 W @ 1 m): 91 dB SPL

Maximum SPL @ 1 m: 117 dB SPL (123 dB SPL peak)

Long-Term Power Handling: 400 W (1600 W peak)

Nominal Impedance: 8 Ω

What's in the Box

1 loudspeaker