Alpine R2W8D4

Product highlights:
8" subwoofer with dual 4-ohm voice coils
Kevlar reinforced pulp cone with HAMR Santoprene rubber surround
frequency response: 30-200 Hz
power handling: 150-350 watts RMS (175 watts per coil)
peak power: 1,000 watts
sensitivity: 83.7 dB
top-mount depth: 4.631"
mounting height: 0.875"
sealed box volume: 0.2-0.5 cu. ft.
ported box volume: 0.3-0.75 cu. ft.
grille not included
warranty: 1 year
Our 60-day money-back guarantee
MFR # R2-W8D4
What's in the box:
Alpine R2-W8D4 owner's manual

One 8" Dual 4-ohm voice coil subwoofer
Plastic trim ring
Two 4.5" jumper wires (each wire has a single banana connector on both ends)
Application guide (English/ French)
On-line product registration information
Warranty information (English/ French)
Important Notice (English /French)