Proel S12A S-Series Active 12" Subwoofer – Proel North America
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Proel - #proel S Series All the S models feature high-excursion woofers in a Hybrid Band Pass configuration (HBP). This innovative design provides a higher efficiency compared to direct radiation sub-woofers and,
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Proel S18A S-Series Active 18" Subwoofer – Proel North America
Proel S15A S-Series Active 15" Subwoofer – Proel North America
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PROEL S15A 1200-Watt Active Subwoofer | Reverb
JBL AC118S 18" High-Power Subwoofer System (Black) AC118S B&H