This video will demonstrate how to use the playback function of the HDR-80 and how to delete recording files. Besides recording one 4K video, the HDR-80 can also simultaneously record four HD video sources. 
In this video, understanding the recording file management page and correctly playing back recorded files on the HDR-80 will be the focus.

0:00 Introduction
0:18 How to playback recording files
2:46 How to delete recording files