Specification Brand : QINIZX BulletPoint1 : Small volume digital class D high fidelity 2.1 channel subwoofer 12V audio amplifier board, widely used in home TV audio, car speakers, multimedia audio, computer desktop audio speaker, and advertising machine etc. BulletPoint2 : PCB material: FR-4 fiberglass board, thickness: 1.6mm. Onboard fixing hole diameter: M3; The left and right channels use a low-power enthusiast audio dedicated chip TDA1517P as an output stage, which really provides high quality results. BulletPoint3 : Power input: DC 6.5-15V (depending on the required output power), eg. power adapter, switching power supply, battery, etc. [ In order to obtain a more shocking effect, Suggest power supply voltage largeer than 13.5V DC], the recommended current is more than 3A. Power interface is 5.5*2.1 DC socket or pad of welding wire; Audio input interface: 3.5mm plug or pad of welding wire; BulletPoint4 : Left and right channel output power: 6W+6W, it is recommended to use 2-4 inch, 4-8Ω 3-25W full-range speaker; Bass output power: maximum 25W, it is recommended to use 4-6 inch, 4-6Ω 20-50W subwoofer speaker.(The above power requires about 13.5V power supply. BulletPoint5 : Board size: 2.48x1.77x0.78inch (LxWxH), excluding potentiometer handle length(Pot. protruding length 0.59inch); Potentiometer shaft center distance: 0.94inch/24mm, potentiometer mounting hole diameter needs 0.28inch/7mm. CompatibleDevices : Smartphone, Laptop ConnectorType : 3.5mm Jack, USB CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 780861370763 ExternallyAssignedProductIdentifier2 : 0780861370763 Hazmat1 : LITHIUM METAL BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : DE_SmallLithiumMetalBatteryInEquipment Hazmat11 : EG_SmallLithiumMetalBatteryInEquipment Hazmat12 : ES_SmallLithiumMetalBatteryInEquipment Hazmat13 : FR_SmallLithiumMetalBatteryInEquipment Hazmat14 : GB_SmallLithiumMetalBatteryInEquipment Hazmat15 : IE_SmallLithiumMetalBatteryInEquipment Hazmat16 : IN_SmallLithiumMetalBatteryInEquipment Hazmat17 : IT_SmallLithiumMetalBatteryInEquipment Hazmat18 : JP_SmallLithiumMetalBatteryInEquipment Hazmat19 : MX_SmallLithiumMetalBatteryInEquipment Hazmat2 : UN3091 Hazmat20 : NL_SmallLithiumMetalBatteryInEquipment Hazmat21 : PL_SmallLithiumMetalBatteryInEquipment Hazmat22 : SA_SmallLithiumMetalBatteryInEquipment Hazmat23 : SE_SmallLithiumMetalBatteryInEquipment Hazmat24 : SG_SmallLithiumMetalBatteryInEquipment Hazmat25 : TR_SmallLithiumMetalBatteryInEquipment Hazmat26 : US_SmallLithiumMetalBatteryInEquipment Hazmat27 : ZA_SmallLithiumMetalBatteryInEquipment Hazmat28 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumMetalBatteryInEquipment Hazmat5 : AU_SmallLithiumMetalBatteryInEquipment Hazmat6 : BE_SmallLithiumMetalBatteryInEquipment Hazmat7 : BR_SmallLithiumMetalBatteryInEquipment Hazmat8 : CA_SmallLithiumMetalBatteryInEquipment Hazmat9 : CN_SmallLithiumMetalBatteryInEquipment IncludedComponents : 2.1CH Amplifier Board x1 ItemName : Digital 2.1 Channel Subwoofer Amplifier Board 6W+6W+25W Pure Bass, Mini DC12V-15V TDA1517P HiFi Stereo Audio Power Amplifier Dual Channel Amp Module for Store Home Theater Speakers, Car Audio Speaker ItemPackageDimensions_Height : 8.3 centimeters ItemPackageDimensions_Length : 1.5 centimeters ItemPackageDimensions_Width : 7.4 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : audio-component-amplifiers Manufacturer : QINIZX Material : FR4 MaximumSupplyVoltage : 15 volts_of_direct_current MinimumSupplyVoltage : 6.5 volts_of_direct_current ModelName : 6WX2+25W-Amp ModelNumber : 2.1CH: 6WX2+25W MountingType : Tabletop NumberOfChannels : 2 NumberOfItems : 1 OutputPower : 25 watts PackageTypeName : Pack PartNumber : SubwooferAmp-pcb ProductDescription : The main parameters: Power: DC 6.5-15V (depending on the required output power), eg. power adapter, switching power supply, battery, etc. The recommended current is more than 3A. Bass output power: maximum 25W, it is recommended to use 4-6 inch, 4-6Ω 20-50W subwoofer speaker. Left and right channel output power: 6W+6W, it is recommended to use 2-4 inch, 4-8Ω 3-25W full-range speaker. The above power requires about 13.5V power supply (Suggest PSU>13.5V DC). The left and right channels use a low-power enthusiast audio dedicated chip TDA1517P as an output stage, which really provides high quality results. PCB material: FR-4 fiberglass board, thickness: 1.6mm. Board size: 2.48x1.77x0.78inch/63x45x20mm (LxWxH), excluding potentiometer handle length(Pot. protruding length 0.59inch). Potentiometer shaft center distance: 0.94inch/24mm, potentiometer mounting hole diameter needs 0.28inch/7mm. Power input interface: 5.5*2.1DC socket or pad of welding wire Audio input interface: 3.5mm plug or pad of welding wire Onboard fixing hole diameter: M3 Package Included: 1 x Audio Amplifier Board ProductSiteLaunchDate : 2022-04-18T03:57:07.869Z SpecificationMet : FCC Style : NOLM386 SupplierDeclaredDgHzRegulation : not_applicable SupplyCurrent : 3 amps UnitCount : 1 UnspscCode : 52161547 Voltage : 15 volts_of_direct_current Voltage1 : 24 volts Voltage2 : 12 volts