Creative Labs Sound Blaster Recon3D PCIe Sound Card: * Bus connection: PCI Express x1 * 24-bit analog-to-digital/digital-to-analog conversion at 96 Khz * Line-in/microphone-in: 1/8" mini jack * Headphone: 1/8" mini jack * Speaker out: 3 x 1/8" mini jacks * Optical out/in: TOSLINK * Supports Stereo/2.1 speakers and 5.1 speakers * 1-year warranty * Requires Intel Core 2 Duo or AMD equivalent processor, 2.2 GHz or faster * Requires Windows 7 * Includes quick start guide and installation CD