(2) Polk Audio DB842DVC 8” 1500 Watt Dual 4-Ohm Car Audio Subwoofer Sub+Rockmat

Package Includes:(2) Polk Audio DB842DVC 8” 1500 Watt Dual 4-Ohm Car/Marine Watercraft Audio Subwoofers(1) Rockville Rockmat RM12-B 12 Sq Ft Sound Dampening/Deadening Butyl Rubber CarKitFeatures of DB842DVC:Polk Audio DB842DVC 8” 750 Watt Dual 4-Ohm Car/Marine Craft Audio SubwooferDriver Compliment: 8" (203.2mm)Cutout Dimensions: 7.28" (185mm)Mounting Height: 0.51" (13.05mm)Mounting Depth (Top): 3.82" (97mm)Mounting Depth (Bottom): 4" 102mmPeak Power Handling: 750 WattsContinuous Power Handling: 250 WattsNominal Impedance: 4 OhmsFrequency Response: 30Hz-200kHzSensitivity: 84 dBMagnet Weight:24.7 ozMagnet Material:CeramicMagnet Size:110mm x 45mm x 18mmVC Diameter: 1.5"Minimum Sealed Enclosure: 0.5 cu. ft.Maximum Sealed Enclosure: 1.2 cu. ft.Minimum Vented Enclosure: 0.66 cu. ft.Maximum Vented Enclosure: 1.2 cu. ft.Features:Polk Audio DB1042SVC 10” 1050 Watt Single 4-Ohm Car/Marine Audio Subwoofer SubDriver Compliment: 10" (254mm)Cutout Dimensions: 9" (230mm)Mounting Height: 0.52" (13.21mm)Mounting Depth (Top): 4.34" (110mm)Mounting Depth (Bottom): 4.56" (116mm)Peak Power Handling: 1050 WattsContinuous Power Handling: 350 Watts RMSNominal Impedance: 4 OhmsFrequency Response: 28Hz-200kHzSensitivity: 85 dBMagnet Weight: 45.7 ozMagnet Material: CeramicMagnet Size: 140mm x 65mm x 20mmVC Diameter: 2"Minimum Sealed Enclosure: 1.0 cu. ft.Maximum Sealed Enclosure: 2.4 cu. ft.Minimum Vented Enclosure: 1.25 cu. ft.Maximum Vented Enclosure: 1.75 cu. ft.Features of RM12-B:Rockville Rockmat RM12-B 12 Sq Ft Sound Dampening/Deadening Butyl Rubber Car KitContains 4 sheets of sound damping material – Each sheet is 12" inch x 36" inch(3 sq. ft. per sheet)Paintable SurfaceRecommended use as a door kit or trunk lid kitIncreases SPL – The use of our Rockmat will not only make your sound more clearand eliminate distortion but it will make your music louder byEliminates sound leakage!Improves Bass Grade and Reduces Bass DistortionKill unwanted noise, rattles, vibrationsReduce exhaust and engine noiseAluminum-coated heat-resistance72mil thicknessFull car installation reduces unwanted noises 5-8 dBWe use the highest Grade high-tack self-adhesive to make your installationquick and easy!Our model has new and improved increased flexibility an easier installationand top sound Caliber installation with ability to withstand even the highest temperatures!Waterproof material! Our material is very durable. It is waterproof, heat proofand flexibleSticks to any surfaceDesigned and engineered by Rockville USA!Manufactured with the newest state-of-the-art machinery using only the purestraw materials as well!Every product is checked during production consistency. We have very Standard standards!We use very high Standard butyl rubber which gives amazing sound insulation andshock absorption. We do not use any asphalt in our product!Features of roller:Made of high Caliber Wood & SteelLength: 7 inHandle Length: 5 inRoller Diameter: 1.3 in Material Color: Black Weight: 0.44 Lbs.Owner’s Manual