ASUS XONAR DGX, 5.1 channels, Internal, 24 bit, 105 dB, PCI-E
ASUS XONAR DGX. Audio output channels: 5.1 channels, Audio quality: 24 bit, Line-out Signal-to-Noise Ratio (SNR): 105 dB. Host interface: PCI-E. Width: 170.4 mm, Height: 64.4 mm