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Martin Audio SXH218 Hybrid 18-inch Sub Produces 148dB SPLs - Commercial Integrator
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Martin Audio SX Series 1 x 18" Powered Portable Subwoofer (White) - SXP118W in 2023 | Subwoofer, Powered subwoofer, Audio
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Martin Audio Debuts ASX Powered 21-inch Installation Subwoofer - ProSoundWeb
