C-Media CM8738 Chipset PCI-6CH-LXSupports 6 channel DAC output to 5.1 surround home cinema and gamesSupports analog inputsLine-in, Mic-in, Aux, CDSupports A3D and DS3D, Directsound 3D and EAX SoundFull DuplexSuitable for headphones or speaker set 2.0, 2.1, 4.0, 4.1, 5.1Equipped with five audio jacks 3.5 mm