1.high quality,low price 2.video customized 3.128MB-4GB optional,USB port 4.built-in battery and speaker 5.OEM/ODM,EXW Product information Size: 2.4 "/ 2.8" / 3.5 "/ 4.3/7" video card screen: TFT color LCD screen, colorful display screen.Application: used in a variety of holiday gifts, Christmas, Halloween, New Year's Day, birthdays, Mother's Day, Valentine's Day and so on. Mini advertising ...