Specifications Mfr Part Number: XONAR AE Features: 192kHz/24-bit Hi-Res audio and 7. 1-channel, 150ohm headphone amp High-quality ESS DAC with 110dB signal-to-noise ratio (SNR) Exclusive EMI back plate provides noise shielding for exceptionally clear audio Sonic Studio enables full audio control via an intuitive, one-page interface Perfect Voice technology eliminates background noise for clear in-game communication Audio Interface: PCI Express Audio Performance: Output Signal-to-Noise Ratio (A-Weighted): 110dB (Front-out), 108 dB (Headphone-out) Input Signal-to-Noise Ratio (A-Weighted): 103 dB Output THD+N at 1kHz (Front-out):