Alpine R2-W10D2 10" R-Series R2 Subwoofer, Dual 2-Ohm, 750 Watt RMS — Open-Box, 23% Off

The next generation of sound performance is here with the new R-Series subwoofers featuring a larger motor structure for more accurate and authoritative bass.

New Motor Structure – The new R-Series subwoofers now feature larger, double-stacked magnets that contribute more motor force for deeper bass and tighter bass control compared to the previous generation.

Oversized Dust Cap – The new hybrid poly ceramic composite dust cap ensures rigidity while also providing incredible internal damping (vibration absorption) to smooth out the bass response and reproduce tight bass.

Increased Accuracy – Alpine’s High Amplitude Multi-Roll (HAMR) Surround Technology allows the cone to efficiently move air while staying cool resulting in incredible accuracy from the subwoofer.Increased Accuracy – Alpine’s High Amplitude Multi-Roll (HAMR) Surround Technology allows the cone to efficiently move air while staying cool resulting in incredible accuracy from the subwoofer.

Twist-Lock Grille Mount System

Alpine R2-W10D2 10" R-Series "R2" Subwoofer, Dual 2-Ohm, 750 Watt RMS PRODUCT OVERVIEW The next generation of sound performance is here with the new R-Series subwoofers featuring a larger motor structure for more accurate and authoritative bass. New Motor Structure – The new R-Series subwoofers now feature larger, double-stacked magnets that contribute more motor force for deeper bass and tighter bass control compared to the previous generation. Oversized Dust Cap – The new hybrid poly ceramic composite dust cap ensures rigidity while also providing incredible internal damping (vibration absorption) to smooth out the bass response and reproduce tight bass. Increased Accuracy – Alpine’s High Amplitude Multi-Roll (HAMR) Surround Technology allows the cone to efficiently move air while staying cool resulting in incredible accuracy from the subwoofer. General Specs: Size: 10” Dimensions: 9.72” x 9.72” x 5.92” Frequency Response: 26Hz - 200Hz Power Range: 300W - 750W RMS Power Handling: 750W RMS / 2250W Peak Magnet Weight: 123 oz Voice Coil Diameter: 65.5 mm (2.6”) T/S Parameters: Sensitivity (1W/1m): 82.3 dB DC Resistance (Re): 1.9Δ + 1.9Δ Free Air Resonance (Fs): 31 Hz Equivalent Stiffness: 18.2 L Mechanical Q (Qms): 7.07 Electrical Q (Qes): 0.5 Total Q (Qts): 0.47 Cone Area (Sd): 333 cm2 Linear Excursion (Xmax): 20 mm Mechanical Travel (Xmech): 70 mm BOX SPECS - SEALED BOX RANGE: Net Internal Volume: 0.4 - 0.85 ft3 RECOMMENDED SEALED BOX: External Dimensions: 12” x 12” x 10.5” Gross Internal Volume: 0.58 ft3 Net Internal Volume: 0.50 ft3 VENTED BOX RANGE: Net Internal Volume: 0.75 - 1.3 ft3 Fb, Tuning: 35-39 Hz RECOMMENDED VENTED BOX: External Dimensions: 13” x 11.5” x 25.25” Gross Internal Volume: 1.58 ft3 Vent Area (W x H): 15 in2 (10” x 1