Features:1. Waterproof design for effective splash protection. Can not be submerged in water.2. Adopt high speed built-in ARM9 core.3. Independent flip-book button, preview book chapters, pictures by thumbnail, easy to find what you want to read.4. Read assistant, adjust the font size brightness to ease reading fatigue.5. You can skip the page and add a bookmark function. No need to re-read. Directly read the bookmarks page you added last time.6. The integrated body design is as thin as 11MM, which is sturdy and durable.7. 7-inch ultra-clear electronic screen, sharp text, restore paper reading experience.8. Built-in music, video, photos and other multimedia features.9. Built-in 2100mAh battery, one time charge can last for several weeks.Specifications:Speed: 380 MHzRAM memory: 512MOperating system: for LINUXDisplay type: 7inch TFT LCDRatio: 16:9Resolution: 800*480Size: 7.0inch (diagonal)Contrast: 400 (typical)Brightness: 250 cd / m2 (typical)Response time rise: 12ms, drop: 18ms (typical)Top of view: 30-70, bottom: 50-70, left: 50-70, right: 50-70External storage Memory card, up to 32 GB(Not Included)Battery: 2100 mAHE-book: 20 hoursMusic: up to 10 hours (backlight off)E-book + music: up to 6 hoursVideo: Up to 5 hoursCharging time (5V, 500mA): 10 hours (about)System Requirements: for Windows XP/Vista/Win 7/Mac 10.0 and above/LinuxStorage temperature: -20-50/relative humidity: 5% to 95% non-condensingWorking temperature: -10- 40/ relative humidity: 5% to 95% without condensationE-book format: EPUB, PDF, TXT, FB2, PDBPhoto format: JPG, BMP, GIF, PNGVideo format: MPEG1, MPEG2, MPEG4XVID, DIVX, H.264, H.263, RM / RMVB, MKV, MOV, VOB, FLVPackage List:1 * Reader1 * Charging Cable1 * Headphone1 * Leather Case1 * User ManualNote: 1. Not support for Wifi.2. Do not come with Power Charger..