Specification Brand : Rockville BulletPoint1 : POWERFUL AUDIO PERFORMANCE:- Delivers 2400W peak and 600W RMS (4 x 150W @ 2 ohms) for clear, dynamic sound. Bridgeable design offers 2 x 1200W RMS @ 4 ohms for versatile setups, ideal for marine speakers and subwoofers. BulletPoint2 : MARINE-GRADE DURABILITY:- Features a conformal-coated PCB and stainless steel screws to resist moisture, dust, and corrosion, ensuring reliable performance in harsh marine environments like boats or coastal areas. BulletPoint3 : PA MICROPHONE WITH TALKOVER:- Includes a PA microphone with circuitry that lowers music volume during announcements, perfect for communication on the water, enhancing safety and interaction during boating activities. BulletPoint4 : FLEXIBLE INSTALLATION OPTIONS:- Supports RCA and high-level inputs for universal compatibility with marine stereos. Auto-start smart turn-on eliminates the need for a remote wire, simplifying setup in tight spaces. BulletPoint5 : ADVANCED AUDIO CONTROL:- Offers fully adjustable 12dB/octave crossover, bass equalizer, and 2/4 channel input modes for precise sound tuning, delivering high-quality audio tailored to your marine audio system. Clarity : 1 Color : white CompatibleDevices : Samsung Galaxy S20 Ultra 6.9-INCH CompatiblePhoneModels : Samsung Galaxy S20 CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 811080023007 ExternallyAssignedProductIdentifier2 : 0811080023007 ExternallyAssignedProductIdentifier3 : 00811080023007 ExternallyAssignedProductIdentifier4 : 0765520697580 ExternallyAssignedProductIdentifier5 : 00215364896200 FinishType : Glossy Hazmat1 : MAGNETIZED MATERIAL Hazmat10 : CN_MagnetizedMaterial Hazmat11 : IT_NoAir Hazmat12 : ES_NoAir Hazmat13 : IN_MagnetizedMaterial Hazmat14 : MX_MagnetizedMaterial Hazmat15 : SG_NoAir Hazmat16 : AU_NoAir Hazmat17 : BR_MagnetizedMaterial Hazmat18 : TR_NoAir Hazmat19 : AE_NoAir Hazmat2 : UN2807 Hazmat20 : SA_NoAir Hazmat21 : EG_NoAir Hazmat22 : NL_NoAir Hazmat23 : SE_NoAir Hazmat24 : PL_NoAir Hazmat25 : BE_NoAir Hazmat26 : ZA_NoAir Hazmat27 : IE_NoAir Hazmat3 : 9 Hazmat4 : US_MagnetizedMaterial Hazmat5 : GB_NoAir Hazmat6 : DE_NoAir Hazmat7 : FR_NoAir Hazmat8 : JP_NoAir Hazmat9 : CA_MagnetizedMaterial ImportDesignation : Imported IncludedComponents : Amplifier ItemHardness : 9H ItemName : Rockville RXM-F4 2400W Peak/600W RMS Marine 4 Channel Amplifier, PA Microphone, Conformal Coating, Stainless Steel Hardware for Boats and Marine Audio ItemPackageDimensions_Height : 10.16 centimeters ItemPackageDimensions_Length : 50.8 centimeters ItemPackageDimensions_Width : 26.67 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : marine-amplifiers Manufacturer : Rockville Material : Other MaximumSupplyVoltage : 12 volts_of_direct_current ModelName : XSONIC AIRMAR B45 ModelNumber : RXM-F4 MountingType : Boat Mount NumberOfChannels : 4 NumberOfItems : 1 OutputPower : 600 watts PackageLevel : unit PackageTypeName : box PartNumber : RXM-F4 Pattern : Amplifier ProductDescription : This pre-owned or refurbished product has been professionally inspected and tested to work and look like new. How a product becomes part of Amazon Renewed, your destination for pre-owned, refurbished products: A customer buys a new product and returns it or trades it in for a newer or different model. That product is inspected and tested to work and look like new by Amazon-qualified suppliers. Then, the product is sold as an Amazon Renewed product on Amazon. If not satisfied with the purchase, renewed products are eligible for replacement or refund under the Amazon Renewed Guarantee. ProductSiteLaunchDate : 2015-07-21T00:00:00.000-07:00 SafetyDataSheetUrl : https://armorsuitstockphoto.s3-us-west-1.amazonaws.com/Installation-Solution-Spray-Safety-Data-Sheet.pdf ScreenSurfaceDescription : Smooth Size : 6.9-INCH SpecificationMet : Fcc, Ce, Rohs, Weee, P65 Style : 4 Channel 2400 Watt SupplierDeclaredDgHzRegulation : unknown UnitCount : 1 UnspscCode : 52161500 Voltage : 12 volts WarrantyDescription : Manufacturer warranty for 90 day WaterResistanceLevel : water_resistant Wattage : 400 watts