http://www.aiseesoft.com/psp-movie-converter.html
Step2: Install and run Aiseesoft PSP Movie Converter, click the “Add File” button to import your videos. If you experience any problems adding videos by directly clicking the “Add” button, you can click “File -> Add file” to add the video files you want to convert from your computer.
Step3. Then Click the “Profile” drop-down list to select the format you prefer for each added file. If you don’t know what formats your device support, you can just select the format according to the device
After you finish all the above steps, please click “Start” to begin the conversion.
