xDuoo TA-03 XMOS WM8740 24Bit/192KHz USB DAC 12AU7 Tube Headphone Amplifier

Technical Parameter: Power Supply: ~220V/~110V Output Power: 500mW(600/300ohm load) 300mW(150ohmload) Compliant OS: Win XP,Vista,Win7,Win8 (must install driver) MAC OS X (do not need to install drivers) Supported sampling: USB input: Maximum 192kHz/24bit Frequency Range: Audio In: 10Hz~100KHz(+/- 0.5dB) USB In: 20Hz~20KHz(+/- 0.5dB) Gain: +13dB THD+N: 0.09% (1KHz) S/N: 110dB Suitable Earphone Impedance: 60ohm - 600ohm Size: 215*130*100mm Weight: 2.50Kg Packing lists: xDuoo TA-03 Headphone Amplifier AC 100-240V Power Adapter