Massive bottom to make it go boom.

The EAW LA128z is a dedicated subwoofer with two 18" transducers in a trapezoidal enclosure. Tuned enclosure venting improves LF response, and the addition of an MX Series processor with factory settings can further optimize performance. The LA128z subwoofer is engineered to complement the LA Series full range systems or any full range loudspeaker. Recessed cups on the top accept the footpads of an LA325, LA460, or another LA sub.

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EAW LA128Z Dual 18" Subwoofer Features:

Dedicated subwoofer system
Dual 18" LF, optimally vented
Engineered to work with other LA Series systems
Optional caster pallet available
For portable use or permanent installation

EAW LA128Z Dual 18" Subwoofer Specifications:

Dimensions (±0.13 in / ±3 mm)
Height: 45.00 / 1143
Front Width: 23.63 / 600
Rear Width: 13.66 / 347
Depth: 29.66 / 753
Trapezoid Angle (degrees): 10 per side
Weights (pounds / kilograms)
Net Weight: 176.0 / 80.0
Shipping Weight: 183.0 / 83.2
Frequency Response:
±3 db: 31 Hz (40 Hz w/out CCEP) to 200 Hz
-10 dB: 25 Hz (27 Hz w/out CCEP)
Recommended High-Pass Frequency: 25 Hz, 24 dB / octave
Axial Sensitivity (dB SPL, 1 watt @ 1 m)
Subbass: 98
Nominal Input Impedance (ohms)
Subbass: 4
Power Handling (watts, continuous)
Subbass: 2000
Calculated SPL Limit (referenced to 1 m)
Subbass Peak: 137.0
Subbass Long Term: 131.0