ASUS Xonar DGX PCI-E 5.1 Asus Xonar DGX – PCI-E x1, 24bit/96kHz, I/O : Analog Output Jack : 3 x 3.5mm RCA jack - Analog Input Jack : 1 x 3.5mm RCA jack - Digital S/PDIF Output - 1 x Front-Panel Header - Other line-level analog input (for CD-IN/TV Tuner) : 4-pin header on the card – (1Y)