2.5-inch LCD 480X220 pixels resolution 16 Mega real color,25 frames/Sec Support MP4,WMA,WAV,ADPCM audio format file Video playing XVID encrypt, srpport the converting of othe formats Photo browsing function,be able to browse Photo files like JPEG,JIF,BMP format Support TXT file-reed, support USB OTG copy function Mobile storage function and DC partner function FM trner,FM emitter,game function Support multi-language like simple and traditional Chinese,English,Germany Build-in high energy and low consumption 3.7V rechargeable Li-ion battery,the lowest power consumption of 110mA in the industry A-B repeat,follow read,contrast function as are convenient for studying languages Firmware upgradeable