... and Wi-FiSupports FMSupports wifi/3G in February 2010Built-in double speakers Built-in NAND flash 128MBBuilt-in motion sensorSupports file format: ... HTML, FB2 PDF, CHM, EPUB,RTF,PDBSupports edit, zoom in/out, dictionary and notepadSupports image format: JPG, BMP, PNG ... background playSupports power on animation/password/auto sleepSupports input Chinese, English, digit and symbol1,500mAh lithium battery ...