iBasso D14 24 bit/192k USB DAC Headphone Amplifier

Specifications: Power Source: Built-in 4.2V Li-polymer Batteries or external power supply. Frequency Response: 17Hz~20 KHz +/-1dB (DAC) 17Hz~100 KHz +/-0.2dB (AMP). Signal to Noise Ratio：115dB (DAC), 116dB (Amp). Crosstalk: 106dB...