Capture Card Features: Comply with PCI 2.2 standard , a PC can support up to 24-ports. H.264 video compression algorithm and G723.1 audio compression algorithm. Support motion detection, PTZ control and preset Support I/O of alarm sensor Support mask function to mask sensitive area. Support view tampering alarm function for spiteful camera block. Support video signal loss alarm function. Support position configurable OSD&LOGO. Support dynamic Snapshot picture catch, storage with BMP/JPEG format. Support Internet Explore view. Provide full SDK , demonstration with source code. Support Windows 2000 Professional, Windows XP Home Edition/Professional 8-port video input, 8-port audio input Comply with PCI 2.2 standard, a PC can support up to 24-ports. H.264 video compression algorithm Audio compression: G723.1 Support motion detection Support mask function to mask sensitive area. Support view tampering alarm function for spiteful camera block. Support dynamic picture catch, storage with BMP/JPEG format. Support Internet Explore for network preview. Frame rate: PAL: 25fps; NTSC: 30fps