xDuoo UA-05 24Bit/96KHz portable headphone amplifier USB DAC

Power Source: DC 12.6V built-in li-polymer rechargeable battery Compliant OS: Win XP, Vista, Win7, Win8, MAC OS X Supported sampling: USB input: Maximum 96kHz/24bit Output Power: 800mW(32O load) Frequency Range: AMP:10Hz~100KHz(±0.5dB) USB: 20Hz~20KHz(±0.5dB) Gain: +3/+17dB Bass Boost On: +4dB(low GAIN),+8 dB(high GAIN)? THD+N: 0.007% (1KHz) S/N: 114dB Suitable Earphone Impedance: 8O?600O Playback Time: >9H Charge Time: <6H Size: 136*76*31mm Weight: 330g Features: 1 Bass boost ON/OFF Switch It adopts high-performance D/A chip: WM8740 Built-in +/- 15V and OP+BUF architecture for amplification . Rechargeable li-polymer battery with integrated charging system Use aluminum-shielded case to prevent external interference noise One 2-Setting Gain Switch to set GAIN according to the headphones 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 24Bit/96KHz high resolution audio signal. Package Manual * 1 Adapter * 1 USB Cable * 1 UA-05 Unit * 1 Warranty Card * 1