Specification Brand : Howay BulletPoint1 : Lower distortion, better control and resolution.Single differential input, single terminal voltage amplifier stage, CFP output stage. BulletPoint2 : Support voltage DC :+-15V to +-45V. The sound is distorted. Please change the adapter power supply with a higher voltage rating. BulletPoint3 : Installation note :649 669 must be installed on the matching radiator.After installation is complete without any adjustment, the static current per tube is about 30MA. This version does not require a fly line. Just need to install the two big tubes On the radiator is fine BulletPoint4 : The input power is insufficient, and the power supply itself is intermittently powered off, please replace the power supply with a larger power.Or the output power is too large, the power amplifier board is seriously heated, and thermal protection occurs, reducing power usage or enhancing heat dissipation. BulletPoint5 : Sound quality is very good by using this audio power amplifier module. ExternallyAssignedProductIdentifier : 5602528195906 ExternallyAssignedProductIdentifier1 : 0727298764079 ExternallyAssignedProductIdentifier2 : 727298764079 IncludedComponents : 1xPower Amplifier Board ItemName : New 2024 Mini 3W *2 Speaker Amplifier DIY Kit Led Spectrum Analyzer Module Music Audio Level Indicator DIY Mp3 Player Accessories ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : electronic-component-audio-amplifiers Manufacturer : ANHHOME Material : Plastic ModelName : Fafeicyz9oikdgahm ModelNumber : MX50 SE Power Amplifier Board MountingType : Surface Mount NumberOfChannels : 2 NumberOfItems : 1 PartNumber : MX50 SE ProductDescription : Feature: [Product name]MX50 SE power amplifier board [Rated voltage]36v [Color classification] Finished board/spare parts 【 Product size 】75x63mm. Package Lists: 1*MX50 SE Power Amplifier Board ProductSiteLaunchDate : 2024-02-03T00:57:25.356Z SupplierDeclaredDgHzRegulation : not_applicable