... :320*240(WQVGA) 3) Video format:display movies, photos, e-book,support MPEG, AVI, RM, RMVB 4) Audio format:display music,support MP3 ... 2G flash memory Technical Description 1) Memory Card :TF card,support up to 32 GB TF card 2) Viewing Size:52inches virtual screen ... 4:3 (at 2m distance) 3) Battery:3.7V (780mAh ...