The Linux H.264 DVR PC-card kit is an all-in-one and simply plug-to-use H.264 DVR package. This whole package, including a DOM (Disk On Module) module which embeds Linux-based hybrid DVR system, a high performance video capture board, and an optional digital input/digital output module, offers the best performance and stability for your H.264 DVR surveillance application. You only need to insert the DOM module into the IDE slot and the video capture board into the PCI/PCIe slot of your PC, then it will function as a full-feature PC-based H.264 DVR system.