The MS-9904 is a PCI Express card offering HDMI output. It plugs into a PCI Express x16 slot (but has an x1 speed) and comes with a PCI mounting bracket. It provides high-definition video and digital audio (via S/PDIF onboard connector). The MS-9904 is compatible with the MS-9803 mainboard, making it an excellent multimedia addition to a high-end industrial platform.

MS-9904 Specifications
Chipset	Chrontel CH7315B
Onboard Video	Input: SDVO2 Interface on PCI Express x16 HDMI output DVI output HDCP support (ver. 1.1)
Supported Resolution	HDMI: Up to 1920 x 1080; support for HDMI ver. 1.2 DVI: Up to 1600 x 1200
Onboard Audio	Receiver: CH7315B S/PDIF-in HD audio-in HDMI out (with Type A connector)
Onboard I/O Connectors	S/PDIF-in HD audio-in
Application	HDMI output with Intel GMCH
Operating System	Windows XP, Vista
Dimensions	145 mm x 32 mm

For more information, please see this product's webpage.