Input: Optical, Coaxial, USB Output: RCA jack,balanced 2.5mm and unbalanced 6.35mm headphone jack Power Adapter: 5V Compatibility: Windows 7/8/8.1/10; Above Mac OSX10.6 USB Program: XMOS xCORE200 USB Bit depth: 16-32bit Dynamic Range(24bit):115dB SNR (DAC): 110dB SNR (Heaphone amplifier): 105dB USB PCM Sampling Rate: 44.1-768kHz Optical/Coaxial sampling rate:44.1-192kHz DAC IC: AK4490EQx2