Amplificatore per cuffie HiFi 16-300Ω portatile 3,5 mm lettore musicale amplificatore con manopola
16-300Ω HiFi Headphone Amplifier Portable 3.5mm Audio Receiver Music Player Earphone Amplifier With 3.5MM Cable. It can not only output louder sound, but also output clearer and more realistic stereo without distortion.