7' inch digital photo frame, different design available, Please contact for more design. ... computer..4) Audio formats: Mp3 5) Slideshow with photo and background music 6) Supporting the broadcast format like ... mode: slideshow,step show, preview , zoom, rotate,play function .10)Adjustable slideshow speed (5sec,10sec,30sec,1 Hour) ... for your choice.17)System: NTSC/PAL/AUTO; 7 inch digital photo frame