Ultra thin (only 8.5 mm thickness), metal fuselage Fine workmanship, pretty appearance High real color 1.8' TFT LCD screen that play movieclearly Support MP3,WMA form music FM radio, FM inner recording function Supports sound recording, the longest recording time may up to 60 hours Supports picture browsing, moving sign, ebook functions Supports A-B function, 7 sound modes, 7 play modes Supports 12 languages, can display lyric Rechageable, upgradeable and play synchronizing Ultra low electric circuit consumption design, inner high energy Lithium-ion bateries Supports out sound( can be choose) Ultra long play time that can up to 6.5 hours