Alpine R-W10D4

Features:

• 10" Dual 4 ohm Type-R Subwoofer
• Power Handling:
• Peak: 2250 watts
• RMS: 750 watts
• Recommended power range: 300 - 750W RMS
• CTA-2031 compliant power ratings
• Parabolic pulp/kevlar cone
• H.A.M.R. surround
• Polypropylene, mica and talc dust cap
• Reinforced cone neck and spider joint
• Cast aluminium frame with integral shorting sleeve
• 8AWG push terminals with VC configuration jumpers
• 2.6" High excursion overhung voice coil
• 111 oz. Strontium ferrite segmented magnet
• Top-mount depth: 5-7/8"
• Cutout diameter: 9-1/16"
• Frequency Response: 26 - 200Hz
• Sensitivity: 82.4dB
• Resonance Frequency (Fs): 31Hz

Specifications:

• Subwoofer Series: Type-R (Alpine)
• Subwoofer Size: 10"
• Peak Power Handling: 2250 watts
• RMS Power Handling: 750 watts
• Voice Coil(s): Dual
• Impedance (Per Voice Coil): 4 ohms
• Voice Coil Diameter: 2.6"
• Frequency Response: 26 - 200 Hz
• Sensitivity: 82.4 dB
• Xmax (millimeters): 20 mm
• Subwoofer Design: Round / Circle
• Main Cone Color: Black
• Woofer Composition: Kevlar Reinforced Pulp Paper