Mini HiFi headphone amplifier, which makes it convenient to carry, can output remarkable sound without distortion.
Amp Using Time: More Than 5 Hours, Load
Impedance: 16-300. Two-stage gain switch enhances the signal input into the amp circuit for optimal performance of the headphones. 3.5 mm AUX input and output and SNR>120dB and Distortion 0.004 % make it possible to output not just louder sound, but a sharper one. Compatible with MP3, MP4, Phones, laptop Computer and 3.5 mm Audio of a Various of Digital Devices