1,Water resistant, Stainless steel bezel, case back and buckle, fashion! 2,1.5' 262K OLED screen,AVI format,high resolution image. 3, Support MP3 format: MP3/WMA/WAV 4,Support MP4 (AVI) video, support JPEG format, and showing picture and lyric 5,The built-in battery in the watch can be charged either by USB or A/C transformer 6,be played over 9 hours for each time charging 1.5 hours 7,Package included:1,MP4 watch, 2,Stereo earphones,3 USB adaptor cable, 4 User manual,5 CD driver, 6 Travel charger producing area:China payment:T/T