ASUS Xonar U3 USB Sound Card Pocket-sized Incredible Sound, Turn your Notebook Into a Personal Hi-Fi Center, Dolby Home Theater, Headphone Amplifier, GX2.5
ASUS Xonar SE Gaming Audio Card - PCI-Express
ASUS Xonar AE 7.1 PCIe Gaming Sound Card - PCI-E C-Media USB2.0 6632AE High-Definition Sound Processor, 3.5mm Output Jack(1/8")(5), 3.5mm Input Jack(4/8")(1), S/PDIF Out(1), PCI-E