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DIY HIFI Headphone Amplifier Single Power Supply PCB AMP Kit With Transparent Housing
DIY HIFI Headphone Amplifier Single Power Supply PCB AMP Kit With Transparent Housing Specification: Working voltage: DC12V-18V Use plug specifications: 5.5mm inner 2.1mm outer Input polarity: Inside positive, outside negative PCB board size: L = 83.1mm, width = 45mm Sound effects can play a unique sound Note: This is DIY Kit, you need to solder it by yourself. This version does includes the transparent housing. Package includes: 1 x DIY HIFI Headphone Amplifier Kit with transparent housing