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2 Alpine W12S4 12" BassLine Series 12" 750W Max (250W RMS) 4-ohm Bass Subwoofer

Legendary Alpine quality at an affordable price
Car audio enthusiasts know that Alpine is the leader in technology and innovation. Their reputation for developing the most reliable products is legendary. The BassLine product line is their quest to give customers a quality product that won't break the bank.
The surround and wattage match made in heaven.
The 250 watts of continuous power that the W12S4 handles complements the poly-foam surround that Alpine went with. It provides the best sound quality money can buy at this price point.

General Features:

• 12-inch single 4Ω subwoofer
• Polypropylene and mica cone with poly-foam surround
• Peak Power Handling: 750 watts
• RMS Power Handling: 2 50 watts
• Recommended power range: 50W - 250W RMS
• Polypropylene-Mica cone
• High-excursion poly-foam surround
• Progressive Wavelit Ribs (P.W.R.) cone design
• Frequency Response: 32Hz-200Hz
• 5-5/16-inch mounting depth
• Recommended Sealed box volume: 1.09 Cu. Ft.
• Recommended Ported box volume: 1.91 Cu. ft
• Bass For All
• High-strength custom steel frame
• 8AWG push terminals
• 2" voice coil
• 52oz. magnet
• Recommended Box Volume: 0.5-1.5 Cu. ft. ³
• Top-mount depth: 5-5/16"
• Cutout diameter: 10-5/8"
• Frequency Response: 22 - 200Hz
• Sensitivity: 87.9dB
• Resonance Frequency (Fs): 30
• Performance: Efficiency & Tight Bass
• An optimized magnet circuit allows more focused magnetism in the gap, improving efficiency. This means tighter bass control and more output!

What's in the W12S4 package:

• One 12" Subwoofer
• Adhesive-backed foam gasket
• Application Guide
• Online product registration information
• Warranty information
• Important Notice!
• W12S4 owner's manual