Sabrent PCI Sound Card SBT-SP6C With 6 analog line output channels, enjoy multi-channel music, games and DVDs on 5.1-channel speaker systems DTS ES, EAX 2.0 and numerous other 3D sound standards Supports multiple game surround sound APIs including EAX, A3D and DirectSound 3D Line-in microphone effects include karaoke mixer, voice transformation and echo Customize Internet audio