... the card, power off. Charge it by USB 4.3”/ 7”Digital Video Book Series The Little Digital ... if has several videosd)Or make 4 segments video with 4 different buttons to play the video for showing ... solutionDepending on the situation the parties concerned.Q: How to use these Products?A: Plug and play: Auto loop ... What kind of file formats it compatible?A: MPG1\2\4, H264, RM, RMVB, MJPEG, VC1, MJPEG, VC1, ...