Size : 4.50cm*4.00cm*0.50cmType : DIY Audio Music Greeting Card ModuleStyle : DIY Audio Music Greeting Card ModuleOutput Type : 5VModel Number : DIY Audio Music Greeting Card ModuleDIY Supplies : ELECTRICALBrand Name : Aideepen : Mainland ChinaCertification : noneFeatures:1.It is very suitable for DIY enthusiasts and can be used as a DIY audio music greeting card module2.The product is made of high-quality materials with guaranteed quality3.Module memory capacity of 8M, no loop playback, with volume adjustment, and built-in Micro USB interface4.The product is suitable for toys, commemorative albums, photo albums, greeting cards, etc5.Stable product performance and service lifeParameter:Specification: on styleUsage principle: The product controls playback and stop by manually pressing the on to trigger a signalMemory capacity: 8M (can store 8 minutes of standard MP3 music)Playback mode: No loop playback mode (press once to automatically stop playing, press halfway to stop, when multiple songs are played, all stops will be played in the stored order, and then press the start on to start playing)Horn specification: 8 ohmsHorn wire length: 10CMUSB interface: Micro USB interfaceYou can connect a regular Android phone data cable (Micro USB) to a computer to download musicRechargeable: The battery used in the product is a 3.6V on type lithium battery, which can be charged by connecting a data cable to a computer or phone chargerVolume adjustment: there is a paddle Potentiometer on the board to adjust the volumePackage include:Package 1: Module * 1+Data Cable * 1Package 2: Module * 1