Specification AssemblyInstructions : Unpack, connect, and mount the speakers using the included components. AudioDriverSize : 8 inches AudioDriverType : dynamic_driver AudioOutputMode : Stereo Brand : Rockville BulletPoint1 : DEEP BASS PERFORMANCE: Ported design with 0.8 cubic feet per sub and 35Hz tuning frequency delivers powerful, low-frequency sound for an immersive audio experience in your Ford F150 Super Crew. BulletPoint2 : CUSTOM FIT FOR F150: Engineered to fit under the rear seat of 2009-Up Ford F150 Super Crew and 2017-Up F250/350, maximizing space without sacrificing legroom or vehicle aesthetics. BulletPoint3 : DURABLE CONSTRUCTION: Built with high-grade MDF and finished with a rugged bedliner coating, this enclosure resists wear and ensures long-lasting performance in demanding environments. BulletPoint4 : EASY INSTALLATION: Features a front-firing design with 11.25" mounting depth and pre-wired terminal cups, simplifying setup for seamless integration with your car audio system. BulletPoint5 : COMPATIBLE WITH TOP SUBS: Designed for dual 8" subwoofers, this box pairs well with high-power subs, offering flexibility to customize your audio setup for optimal sound quality. Color : Wood / MDF CompatibleDevices1 : Smartphone CompatibleDevices2 : Tablet CompatibleDevices3 : Laptop CompatibleDevices4 : Television CompatibleDevices5 : Gaming Console CompatibleWithVehicleType : Car ConnectivityProtocol : wired ConnectivityTechnology : wired ControlMethod : touch ExternallyAssignedProductIdentifier1 : 850045476144 ExternallyAssignedProductIdentifier2 : 0850045476144 FrequencyResponse : 35 hertz IncludedComponents : (2) W8K9D2+REC111+K2, (2) W8K9D2+REC111+K2+dB14+RWK41, (2) W8K9D4+REC111+K2, (2) W8K9D4+REC111+K2+RXD-M3+RWK41, Rockville RVA-M3 4000w Mono 1 Ohm Car Amplifier+Bass Remote+Amp Wire Kit IsWaterproof : FALSE ItemName : Rockville REC111 Dual 8" 0.8 Cu Ft Ported Subwoofer Enclosure, Front-Firing, Durable Bedliner Finish, Deep Bass, Perfect for 2009-Up Ford F150 Super Crew ItemPackageDimensions_Height : 9.5 inches ItemPackageDimensions_Length : 5.5 inches ItemPackageDimensions_Width : 53.25 inches ItemPackageQuantity : 1 ItemTypeKeyword : vehicle-subwoofer-boxes Manufacturer : Rockville ModelName : REC111 ModelNumber : REC111 MountingType : Tabletop Mount NumberOfItems : 1 PartNumber : REC111 PowerSourceType : Corded Electric ProductDescription : The Rockville REC111 Dual 8" Subwoofer Enclosure enhances your 2009-Up Ford F150 Super Crew’s audio with deep, resonant bass. Tailored for music enthusiasts and daily drivers, this ported sub box fits snugly under the rear seat, preserving cabin space while delivering rich, low-end sound. Its 0.8 cubic feet air space per sub and 35Hz tuning frequency ensure precise bass response, ideal for genres like hip-hop, rock, or EDM. Optimized Audio: Ported design amplifies low frequencies for dynamic sound. Vehicle-Specific Fit: Custom-built for 2009-Up Ford F150 Super Crew and 2017-Up F250/350. Rugged Build: High-grade MDF with bedliner finish withstands heavy use. Simple Setup: Pre-wired terminals and 11.25" mounting depth streamline installation. Versatile Use: Perfect for road trips, tailgates, or daily commutes. This enclosure supports dual 8" subwoofers, offering flexibility to pair with brands like Rockville or Skar Audio for a personalized setup. Whether cruising highways or parked at a gathering, the REC111 transforms your truck into a mobile soundstage, balancing power and practicality. ProductSiteLaunchDate : 2020-11-28T08:49:11.000-05:00 RecommendedUsesForProduct : For Surround Sound Systems Size : 20 x 10.5 x 11.26 SpeakerSize : 8 inches SpeakerType : Subwoofer SpecificUsesForProduct : For Surround Sound Systems SupplierDeclaredDgHzRegulation : not_applicable SurroundSoundChannelConfiguration : 2.0 TargetGender : unisex UnitCount : 1 UnspscCode : 52161500 VehicleSpeakerSize : 8_inch WarrantyDescription : 1 Year WarrantyType : limited warranty