Lecmall Economic Mp3 Mp4 Player - 16G Micro Sd Card Included (Blue) - 1.81 LCD Slim Portable Mp3/mp4 Mini Usb2.0 Cables Economic Lower Power ,Consumption;Small , Lightweight Design; Electronic album, Supported Audio/Video Formats: MP3, AMV Support JPG format photo,E-book function, Support txt file, You can carry Music, Video, Photos and Files wherever you go Built in rechargeable battery with up to 6 hours play time Without built-in memory, but ,16G ,Micro SD Card ,included