The APPPCIE51 allows you to convert your PC into a 3D 5.1 surround system. With five audio jacks 3.5 mm Jack can connect headphones or sets of speakers 2.0, 2.1, 4.0, 4.1, 5.1 and through their inputs Front, Rear, Center and Woofer amplifier. You can also connect a microphone to the microphone 3.5mm input and any audio device to the line input. Thanks to its 6 channels can fully enjoy your music and movies like never before. Enjoy an unrivaled sound! Technical Specifications    C-Media CM8738 Chipset PCI-6CH-LX     Supports 6 channel DAC output to 5.1 surround home cinema and games     Supports analog inputs     Line-in, Mic-in, Aux, CD     Supports A3D and DS3D, Directsound 3D and EAX Sound     Full Duplex     Suitable for headphones or speaker set 2.0, 2.1, 4.0, 4.1, 5.1     Equipped with five audio jacks 3.5 MMSystem Requirements    1 free PCI-E slot     Windows XP/Vista/7/8Connection and interfaces    PCI-E connection    Connectors 3.5mm Audio Jack 2.0 / 2.1 / 4.0 / 4.1 / 5.1Package Contents     APPPCIE51     Quick Installation Guide     Installation CD with drivers