7. Real Time RecordingThe USB Card can support up to 4 channels with a maximum frame rate of 25 fps.8. Image QualityFeatures MPEG4 compression, which greatly reduces HDD usage and supports 352x288 and704x576 (PAL) standard resolutions. Also allows you to adjust the image colour for each channel,including contrast, lightness, hue and saturation.10. Powerful video playback functionsIncluding playback, pause, stop, fast-forward, single-frame play and image capture.11. Support advanced search modeUsers can search by date/time, camera, record mode, or a combination of the three methods.12. File ManagementSupports recorded files backup, delete by date/time, camera.13. Multiple Language supportIncluding Chinese (Traditional), English, German, Spanish, Portuguese and other customisedlanguages.14. Remote SurveillanceYou can view, playback and have PTZ Control from a remote PC on the same LAN or Internet15. AlertsSet buzzer and Email alerts with image snapshots when motion is detected16. User-friendly graphical user interfaceSimple user interface allows you to control the system with ease17. Decrease file fragmentationFeatures NTFS partition to decrease fragmented files1.3 SYSTEM REQUIREMENTSThe following are the minimum system requirements for your PC:Operating System: Windows XP or VistaCPU: Pentium 4, 1.7GHz or aboveGraphics: Nvidia Geforce 2/ATI Rage 128 compatible or similarRAM: 256MBDirect X: Version 9 or aboveUSB 2.0 Sockets required: 16 XUSB4DVR User GuidePlease Note:When the recording disk partition’s format is FAT32 and the system has run for a long time, the system will createa lot of data fragments, that may result in the system running slowly. We recommend that you defragment yourhard disk every 10 to 30 days. We strongly suggest that recording disk partition uses NTFS format.