This PCI sound card lets you give your computer"s sound system a boost to help bring your audio to life. What"s Included Rocketfish? 5.1-Channel PCI Sound CardSoftware CD-ROMOwner"s manual Product Features 3D surround sound gaming with EAX supportTo bring your games to life.24-bit multichannel performance/96kHz stereoFor both playback and recording.Supports 2-, 4- and 5.1-channel outputTo best fit your system"s needs.Optical outSupports stereo S/PDIF out and pass-through of multichannel DVD sound.Software MIDI synthesizerProvides general MIDI support.Line-level outputsInclude front, rear, center and subwoofer.Windows 7 compatibleFor flexible use.