does not player mp4 files
only plays AVI (xvid) format
320x240 exact
MP2 for audio IMPORTANT
22-25 fps (start low first)
these players are very strict about video sizes, newer players can play many more formats
but here is a program to help, and has presets for your player type (vx858 clone)
http://www.mympxplayer.org/tool-vidr...ter-df821.html
also if your player is what i think it is then pleases see this warning - thanks
http://www.mympxplayer.org/viewtopic...ote=viewresult