Headphone Amplifier Portable mm Audio Amp with Lithium
HiFi Headphone Amplifier This headphone amplifier is designed to enhance your music listening experience wherever life takes you It supports most headphones of high impedance 16 300Ω AUX Input and Output signal to noise ratio> 120Db THD N = % fully filter noise enjoy high quality audio Two stage Gain Switch It enhances the signal input into the amp circuit for the optimal