Specification AssemblyInstructions : No assembly required AudioDriverType : dynamic_driver AudioOutputMode : Stereo BluetoothRange : 20 meters Brand : Herdio BulletPoint1 : 【5.0 Technology with Bluetooth】The Marine Speakers requires no player, wired receiver for a simple connection. The wired golf cart speaker features a 5.0 Bluetooth connectivity works with any device Compatible with Bluetooth. The connection coverage can reach 20m , Wherever you are in the courtyard, boat, swimming pool you also can enjoy a high definition sound BulletPoint2 : 【COMPACT AND POWERFUL】 4 inch 2-way full range speakers with 4 marine bluetooth speakers. The biggest Volume can coverage area about 20 meters, bring you definition sound effects. Frequency Response* 80Hz-20kHz, Impedance* 4Ohms, Efficiency* 91db BulletPoint3 : 【COMPLETELY WATERPROOF】 Comes with 4 marine Bluetooth speakers that are waterproof ip66 and heavy duty ABS material, and the marine speakers can withstand the harshest aquatic conditions. Durable and marine grade materials keep your boat speakers withstand heavy water splashes and sun damage BulletPoint4 : 【EASY INSTALLATION】 These marine speakers are easy to install with the 9.8 feet power cable behind the marine speakers. The 4” marine surface mounted box speakers comes with Brackets and bolts, which can rotate 180°degree, and can be designed to be mounted on a support bar, frame, roll-cage BulletPoint5 : 【What YOU GET】 The full range speakers are purpose built to play excellent sound in outdoor environments, featuring marine grade weather proofing technologies, that is ideal for your marine and motorsports vehicles. It is suitable for Marine, Boat, UTV, ATV, Truck, Golf Cart, RV and Off-Road Vehicles, including 4 marine speakers with mounting brackets, amplifier×1, power cable×1, a set of bolts Color : Black CompatibleDevices : Smartphone, Tablet, Laptop CompatibleWithVehicleType1 : UTV CompatibleWithVehicleType2 : Golf Cart CompatibleWithVehicleType3 : Truck CompatibleWithVehicleType4 : Boat ConnectivityProtocol : Bluetooth ConnectivityTechnology : Bluetooth ControllerType : Button ControlMethod : touch CustomerPackageType : FFP ExternallyAssignedProductIdentifier : 6974065532605 Impedance : 4 ohm IncludedComponents1 : 4 marine speakers with mounting brackets IncludedComponents2 : 1 amplifier IncludedComponents3 : 1 power cable IncludedComponents4 : a set of bolts IsWaterproof : True ItemName : Herdio 4 Inch 240W Boat Marine Bluetooth Speakers Waterproof Outdoor Speakers for Golf Cart ATV UTV RZR Camper Tractor Boat Truck Jeep Courtyard Powersports,2 Pairs (Black) ItemPackageDimensions_Height : 29.3878 centimeters ItemPackageDimensions_Length : 13.589 centimeters ItemPackageDimensions_Width : 22.3012 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : marine-speakers Manufacturer : Herdio MaximumRange : 65.6 feet ModelName : SZJW-4-61BT ModelNumber : SZJW-4-61BT MountingType : surface mounted NumberOfItems : 4 PowerSourceType : Corded Electric ProductDescription : Herdio 4 Inch 240W Boat Marine Bluetooth Speakers Waterproof Outdoor Speakers for Golf Cart ATV UTV RZR Camper Tractor Boat Truck Jeep Courtyard Powersports ,2 Pairs (Black) ProductSiteLaunchDate : 2023-10-24T03:47:24.181Z RecommendedUsesForProduct1 : For Music Players RecommendedUsesForProduct2 : outdoor RecommendedUsesForProduct3 : For Surround Sound Systems RecommendedUsesForProduct4 : For Televisions RecommendedUsesForProduct5 : For Smartphones or Tablets SpeakerAmplificationType : Active SpeakerSize : 4 inches SpeakersMaximumOutputPower : 240 watts SpeakerType : Outdoor SupplierDeclaredDgHzRegulation : not_applicable SurroundSoundChannelConfiguration : 2.0 UnitCount : 4 UnspscCode : 52161500 WarrantyDescription : 1 year hassle free warranty satisfaction garanteed WarrantyType : Limited WirelessCommunicationTechnology : Bluetooth