VeryDOC Demo Video Maker is very useful when you need to demonstrate the activities on your screen and the sounds you can hear from the earphone. Demo Video Maker key features: 1.Make demo video to demonstrate what you can see, do on the desktop. 2.Make demo video to record the sounds from the microphone. 3.Make demo video to record both the activities on the desktop and the audio from the microphone simultaneously. 4.Select any proportion of the screen as the region to record image. You can preset the region, or select the entire desktop to record. 5.It is able to record only the essential part of the screen, avoiding showing the irrelevant area. 6.Save video in multiple formats, namely MPEG, MOV, MP4, AVI, SWF, ASF, and FLV. 7.It is capable of recording thread priorities. 8.Be compatible with most Windows platforms:VeryDOC Demo Video Maker is compatible with all windows systems, including Windows 2000 and later systems, both 32bit and 64bit systems. The software is easy to download and set up.