Description: - 5.1 channel surround sound output and mic/line audio input via 3.5mm mini-jacks - Supports up to 48KHz/16-bit sampling rate - Includes low profile/half-height installation bracket - Supports HRTF 3D audio, Microsoft DirectSound/ DirectSound 3D, and A3D - Supports PCI Version 2.2 with ACPI - Supports hrtf 3D audio, Microsoft direct sound/ direct sound 3D, and a3d - Full-Duplex operation for recording and playback - Fits into full or low profile/small form factor (SFF) systems, with a dual profile design - Upgrade your audio listening experience with 5.1 channel surround sound output Specification: - Product Dimensions: approx. 12x12 cm - Form Factor: Plug-In Card Package Includes: 1x Main Board PCI Sound Card