Amplificatore per cuffie 16-300Ω HD HIFI amplificatore auricolare portatile 3,5 mm USB Bluetooth US
【HiFi Headphone Amplifier】It supports most headphones of high impedance 16-300Ω, 3.5mm AUX Input and Output, signal-to-noise ratio> 120Db, THD + N = 0.0004%, fully filter noise, enjoy high-quality audio.