High raw 135305499041. Only allowed to see, Freeze, prohibit outgoing document is saved, cut / copy to your computer. (2) can not be copied from the copy-protected files U disk U disk read files to other places outside the U disk, but you can copy the files to another U disk; 3 U disk can not copy-protected 5 can not drop it elsewhere outside U disk; U disk where the file saved to other places outside the U disk; 4 U disk copy protection can not be printed in the document; does not copy the contents of the file into the local U disk away. For example: the software, video files, courseware ppt, flash, PowerPoint, and Word, Excel documents or pictures on the U disk or removable hard disk, users can normally open all documents, videos, EXE program, etc., but the files can not be copied! Users can not copy files to an external reading, effectively protect your copyright. 6 support a variety of formats: video, courseware ppt, flash, PowerPoint, and Word, Excel documents or pictures of the U-disk copy protection anti-copy system is widely used education and training system, which can effectively prevent the various types of data stored in the disk where u be copied, reproduced or cut elsewhere. Courseware ppt, PowerPoint and Word, Excel documents instructional videos or pictures on the U disk or removable hard disk, others can be opened, the video can be played, the software can also open, but can not be copied! Users can view, but not copied to other places. Can effectively prevent the fruits of your labor and confidential data is plagiarized or unlimited spread. File protection software is necessary majority of education and training systems