i-Auto Time Dual Channel Portable Radio MP3 Player with Super Bass Stereo Sound Support TF Card and USB Flash Drive-618 Red Long antenna with strong FM signal even for remote place,Fashion long shape design Two speaker and two bass diaphragms, real stereo wonderful sound; Large LED display screen;,can set definite time of 240, 120, 90, 60, 30, 15 munites to shutdown the product automatically 1000MAH big Bettery for long playtime, Charging indicator will turn blue after fully charged Support Playing MP3 Format Music or SD Card,U Disk. Uses a standard 3.5 mm jack Easy to plug in your iPod, Smartphone, tablet, laptop and other MP3 player