Specification AgeRangeDescription : Adult AudioDriverType : dynamic_driver BatteriesRequired : 1 Brand : TKLBLS BulletPoint1 : 【Four Independent Volume Controls】4-channel headphone amplifier with dedicated volume knobs for each output. Engineered to eliminate audio crackling and minimize distortion, even at peak volumes. Maintains consistent signal strength when all four headphones are connected—ideal for group monitoring during studio tracking, live performances, or shared TV listening BulletPoint10 : 4-layer gold-plated PCB BulletPoint2 : 【Studio-Grade Stereo Clarity】Features 1/4" TRS stereo input and four 1/4" TRS output jacks. Optimized for stereo audio quality using TRS cables (sold separately). Mono compatibility via TS cables ensures flexible connectivity for various setups BulletPoint3 : 【Durable, Portable Design】Built with solid metal housing and reinforced components for long-lasting durability. Compact size and smooth-operating knobs make it easy to transport for studio sessions, stage use, or home applications BulletPoint4 : 【Multi-Purpose Audio Hub】Perfect for scenarios requiring multiple headphone feeds: studio recording, live sound monitoring, fitness setups with TVs, or dual audio configurations on computers. Supports up to four users without signal degradation BulletPoint5 : 【Included Power Adapter】Includes a 12V DC power supply with a clear power indicator light. Ultra-low noise circuitry ensures clean audio distribution for critical listening environments. (Note: TRS/TS cables not included) BulletPoint6 : Up to 24bit/192kHz for optical & coax inputs BulletPoint7 : 5 selectable digital filters (default: Optimum Transient) BulletPoint8 : Low jitter (as low as 100fs), synchronized internal oscillators BulletPoint9 : Headphone output on the front (6.3mm) CasePackQuantity : 1 Color : Black CompatibleDevices : Devices with 6.35mm jacks CompatibleDevices1 : Smartphone CompatibleDevices2 : Tablet ConnectivityTechnology : Wired ContainsBatteryOrCell : battery ControllerType : Stereo Amplifier ControlMethod : touch ControlType : Stereo Directions : Connect the amplifier to a digital source (USB, coax, or optical), connect your headphones to the amplifier, and adjust the volume to your desired level. EarpieceShape : Rounded Tips ExternallyAssignedProductIdentifier1 : 9120071658625 ExternallyAssignedProductIdentifier2 : 09120071658625 ExternallyAssignedProductIdentifier3 : 04571444920071 FitType : body-worn Hazmat1 : LITHIUM ION BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : DE_SmallLithiumIonBatteryInEquipment Hazmat11 : EG_SmallLithiumIonBatteryInEquipment Hazmat12 : ES_SmallLithiumIonBatteryInEquipment Hazmat13 : FR_SmallLithiumIonBatteryInEquipment Hazmat14 : GB_SmallLithiumIonBatteryInEquipment Hazmat15 : IE_SmallLithiumIonBatteryInEquipment Hazmat16 : IN_SmallLithiumIonBatteryInEquipment Hazmat17 : IT_SmallLithiumIonBatteryInEquipment Hazmat18 : JP_SmallLithiumIonBatteryInEquipment Hazmat19 : MX_SmallLithiumIonBatteryInEquipment Hazmat2 : UN3481 Hazmat20 : NL_SmallLithiumIonBatteryInEquipment Hazmat21 : PL_SmallLithiumIonBatteryInEquipment Hazmat22 : SA_SmallLithiumIonBatteryInEquipment Hazmat23 : SE_SmallLithiumIonBatteryInEquipment Hazmat24 : SG_SmallLithiumIonBatteryInEquipment Hazmat25 : TR_SmallLithiumIonBatteryInEquipment Hazmat26 : US_SmallLithiumIonBatteryInEquipment Hazmat27 : ZA_SmallLithiumIonBatteryInEquipment Hazmat28 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumIonBatteryInEquipment Hazmat5 : AU_SmallLithiumIonBatteryInEquipment Hazmat6 : BE_SmallLithiumIonBatteryInEquipment Hazmat7 : BR_SmallLithiumIonBatteryInEquipment Hazmat8 : CA_SmallLithiumIonBatteryInEquipment Hazmat9 : CN_SmallLithiumIonBatteryInEquipment HeadphonesEarPlacement : over_ear HeadphonesFormFactor : Over Ear HeadphonesJack : 6.35 mm Jack IncludedComponents : Headphone amp/DAC, power supply IncludedComponents1 : Headphone Amplifier IncludedComponents2 : Power Adapter IncludesRechargableBattery : 1 ItemName : TKLBLS Headphone Amplifier, 4 Channel Stereo Audio Amp, Compact Headphone Amp with 6.35mm TRS Headphones Output and TRS Audio Input for Studio&PC ItemPackageDimensions_Height : 23.1902 centimeters ItemPackageDimensions_Length : 6.7056 centimeters ItemPackageDimensions_Width : 10.8966 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : headphone-amps Manufacturer : TKLBLS Material : Metal ModelName : HA40 ModelNumber : HA40 NoiseControl : none NumberOfItems : 1 NumberOfLithiumIonCells : 1 NumberOfPowerLevels : 3 OutputType : USB OutputWattage : 68 milliwatts PackageLevel : unit PartNumber : HEADBOXS2DIGBLK PowerSourceType : 5V / 1A DC wallwart power supply ProductDescription : Elevate your audio experience with this 4 CHANNEL STEREO headphone amps amplifier. Designed for professional use, this powerful amplifier delivers crystal-clear sound and exceptional performance. With four separate channels, you can connect multiple headphones simultaneously, making it ideal for recording studios, live performances, or any application where multiple users need to monitor audio. The amplifier's robust construction ensures durability and long-lasting performance, while its sleek design seamlessly integrates into any setup. Enjoy superior audio quality, versatility, and convenience with this top-of-the-line 4 CHANNEL STEREO headphone amps amplifier. ProductSiteLaunchDate : 2024-12-30T08:12:01.928Z RecommendedUsesForProduct : Audio Amplification SpecificUsesForProduct1 : Audio Amplification SpecificUsesForProduct2 : Headphone Output Style : Modern SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurroundSoundChannelConfiguration : 2 TargetGender : unisex Theme : Music TunerTechnology : FM UnitCount : 1 UnspscCode : 52161547 WarrantyDescription : 1 Year Warranty WaterResistanceLevel : not_water_resistant WirelessCommunicationTechnology : Wired