HDJ
1) ESS 4 Channel 3D Surround Sound PCI Computer Sound Card w/ Built-in Headphone Buffer
2) Built-in 32 Ohm earphone buffer, 3D surround
3) Line-in, microphone and line out jack
4) Plug and Play
5) Supported OS: Windows 98 / ME / 2000 / XP / Vista for Windows 7