MA 18" Competition Subwoofer

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18" Competition Subwoofer

Features

• 550W Rms
• 1100W Max
• Dual 4-Ohm Voice Coils
• 200 Oz. Double Stacked Magnets
• Mounting Depth: 8.4"
• Mounting Diameter: 16.7"
 • Optimum Vented Box: 5.0 Cu/Ft
• Round Port Diameter: 6" x 17"
• Square Port Area: 3" x 8.5" x 17"
• Optimum Sealed Box: 2.5 Cu/Ft
• Tuning @ 40Hz