Specification AssemblyInstructions : DIY AudioDriverSize : 6.5 inches AudioDriverType : dynamic_driver AudioOutputMode : Surround BatteriesIncluded : 1 Brand : HiVi-Swans BulletPoint1 : High-fidelity Sound System – This DIY speakers kit with many components that are much more expensive high-end systems. Perfect as rear/side surround home theater speakers for a 5.1, 7.1 or 11.1 setup. BulletPoint2 : 3 Way Bookshelf Speakers - Adopts three-way fourth-order speaker system reverse-phase design, with a luxurious and elegant appearance, high-end components included easy to set up and more stable excellent performance. BulletPoint3 : Low Frequency - 6.5-inch large-diameter mid-bass unit L6-4R. Its diaphragm is made of all-black Kevlar fibre, an ultra-light and high-strength integrated composite material, a fatigue-resistant long-stroke rubber diaphragm folding ring, a highly compliant centering support piece, a unique magnetic circuit system with phase plug design, and a large magnetic steel drive unit. BulletPoint4 : The mid-range unit uses a professional DN Series soft dome mid-range unit, with a high-quality diaphragm coated on the outside with a special damping material, and an independent dome mid-range unit to avoid the mid-range defect caused by the connection of the two frequency bands. The sound is sweet, natural and smooth. BulletPoint5 : The high-frequency units use isodynamic ribbon tweeters with ultra-high resolution and a delicate, bright sound. Any color you can diy, just finish in a color to match your decor. BulletPoint6 : 【360° WIRELESS REMOTE CONTROL】No need to aim at the speaker, WiFi omni-directional control breaks free from traditional IR remote "line-of-sight shackles" and enjoy truly boundary-free control. Adjust volume, skip tracks, switch modes effortlessly, whether the speaker is by your TV, on your desk, in a shelf corner, or anywhere in the room. BulletPoint7 : 【TREBLE & BASS CONTROL】Enjoy complete control over your sound experience with dedicated bass and treble adjustment knobs on the speaker, plus a quick-access bass button on the remote. Perfectly tailor sound for movies, music, or gaming—whether you prefer deep, resonant bass or crystal-clear, detailed highs, all adjustments are just a touch away. BulletPoint8 : 【STANDBY SILENCE & ENERGY SAVER】Advanced digital filtering technology eliminates background noise during use, ensuring clear sound while keeping standby mode quiet. Low-power standby consumes minimal energy, reducing electricity costs and environmental impact. Color : Black CompatibleDevices : Laptop, Desktop, Television, MP3 Player CompatibleDevices1 : Smartphone CompatibleDevices2 : Tablet CompatibleDevices3 : MP3 Player CompatibleDevices4 : Television CompatibleDevices5 : Laptop CompatibleWithVehicleType : Car ConnectivityProtocol : Ethernet ConnectivityProtocol1 : Aux ConnectivityProtocol2 : Optical ConnectivityProtocol3 : Bluetooth ConnectivityTechnology : Wired ConnectivityTechnology1 : Optical ConnectivityTechnology2 : Auxiliary ConnectivityTechnology3 : Bluetooth ControllerType : ring ControllerType1 : Button ControllerType2 : Remote Control ControlMethod : remote ExternallyAssignedProductIdentifier1 : 800152720586 ExternallyAssignedProductIdentifier2 : 0800152720586 FrequencyResponse : 20 KHz GpsrSafetyAttestation : 1 Impedance : 4 ohm IncludedComponents : Cabinet,Instruction Manual IncludedComponents1 : 2.0 SW205 Bookshelf Speakers IncludedComponents2 : 1 x Wireless Remote Control IncludedComponents3 : 1 x Power Cable IncludedComponents4 : 1 x 3.5mm Aux Cable IncludedComponents5 : 1 x Optical Cable IndoorOutdoorUsage : indoor IsWaterproof : FALSE ItemName : HiVi-Swans DIY 3 Way Passive Bookshelf Speakers Pair - DIY Speaker Kit-Peak Power 120 Watt Home Theater Bookshelf Speakers for Surrounds or Front ItemPackageDimensions_Height : 55.88 centimeters ItemPackageDimensions_Length : 43.18 centimeters ItemPackageDimensions_Width : 50.8 centimeters ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : bookshelf-home-speakers Manufacturer : SWAN Material : Wood ModelName : DIY 3.1-A ModelNumber : DIY3.1A MountingType : Desktop NumberOfItems : 2 PartNumber : KO-YUP4 PowerSourceType : Corded Electric ProductDescription : DIY3.1A speaker: high-fidelity system – This kit uses many of the same components that are in our much more expensive high-end systems. ProductSiteLaunchDate : 2022-04-08T03:24:28.931Z RecommendedUsesForProduct : for computers/TV/Surround Sound Systems/Music Players/Front SignalToNoiseRatio : 80 decibels Size : 4" SpeakerAmplificationType : Passive SpeakerConnectivity : Wired SpeakerSize : 6.5 inches SpeakersMaximumOutputPower : 300 watts SpeakerType : Surround Sound SpecificUsesForProduct : home theater systems, computers, TVs, music players StreetDate : 2022-07-28 Style : DIY3.1A SupplierDeclaredDgHzRegulation : not_applicable SurroundSoundChannelConfiguration : 3.1 TargetGender : unisex TotalHarmonicDistortion : ≤1% UnitCount : 1 UnspscCode : 52161512 WarrantyType : Limited WaterResistanceLevel : not_water_resistant Wattage : 120 watts WirelessCommunicationTechnology : Bluetooth