digital photo frame size for: 7 inch, 8 inch, 9 inch, 10.2 inch, 10.4 inch, 15 inch. Different design available. ... computer..4) Audio formats: Mp3 5) Slideshow with photo and background music 6) Supporting the broadcast format like ... ,step show, preview , zoom, rotate,play function .10)Adjustable slideshow speed (5sec,10sec,30sec,1 Hour) and ... choice.16)System: NTSC/PAL/AUTO; digital photo frame