More on Amazon.com : http://www.amazon.com/gp/product/B00KT5TFKW?tag=purrfectcatdi-20
xDuoo UA-05 24Bit/96KHz portable headphone amplifier USB DAC
It adopts TI TAS1020B for USB signal input PC jitter-free USB Audio with Asynchronous Transfer Mode provides I2S interface for decoding accepts up to 24Bit96KHz high resolution audio signal
It adopts high-performance DA chip WM8740 Built-in - 15V and OPBUF architecture for amplification
One 2-Setting Gain Switch to set GAIN according to the headphones 1 Bass boost ONOFF Switch
Rechargeable li-polymer battery with integrated charging system
Use aluminum-shielded case to prevent external interference noise
