Brand: Alpine
Features:
- Package Includes: (2) Alpine 12″ Car Audio Subwooferb. (1) RockviIle Dual 12″ Vented Subwoofer Enclosure Box 1.55 CU FT 3/4″ MDF. 20 Drywall Wood Screws (Wood screws are the type of screws; the screws are actually made of metal). 20 Feet of 14 AWG Blue Speaker Wire. 4 Spade Terminals. ALPINE X-W12D4 12″ 900 Watt RMS Car Audio Subwoofer DVC Dual-4ohm X-Series Sub. Alpine ID Sound Quality. 900W RMS, making it a perfect match for the X-Series X-A90M 900W mono amplifier
- 24mm linear Xmax (1 way), 48 mm peak to peak. Dual spiders for precision control over the large dynamic range. Dual shorting rings for strong motor control ensuring low THD and tight bass. Center pole radial heat sink which wicks heat away from the voice coil and transfers it outside the motor, for long term high output. The biggest HAMR surround yet, for linear cone movement throughout its large range of excursion
- Light but rigid pulp/mica cone which allows for highly accurate bass with great natural tone. Twist-lock Trim ring with full mesh grill included. Frequency Response: 22Hz-200Hz. Mounting Depth: 7 1/4″. Cutout Diameter: 111/16″. Features: RockviIle RDV12 Dual 12″ Vented Subwoofer Enclosure. Proudly Made In The USA, Using Only The Finest Quality Materials – For The Best Level of Performance From Your Subs! 3/4″ USA Heavy Duty MDF Construction
- 1″ MDF front face plate makes your subwoofer sound even better! Machine precision cut mounting holes. Top of the line Glue for extra durable adhesion. High quality GOLD spring loaded terminals. Designed, testedand engineered to work with most of todays popular woofers. These enclosures are built with the quality additives needed to maximize the performance of any sound system. : Type of Enclosure: Vented. Enclosure Sub Size: Dual 12″. Dimensions in Inches: 17.75″ L x 30.25″ W x 13.75 H”
- Top and Bottom Depth: 17.75″. Mounting Depth: up to 16″ (enough depth for any sub on the market). Tuning Frequency: 39 Hz. Port Dimensions: 2.5″ x 13″ x 12″. Gross Volume Per Sub (Measurement for the outer dimensions of the box): 2.1 Cubic Feet. Net Volume Per Sub (Measurement for the outer dimensions of the box less the thickness of the wood and port): 1.55 Cubic Feet. Includes: 20 Drywall Wood Screws (Wood screws are the type of screws; the screws are actually made of metal)
