Technical specifications: Display: 6-inch E-ink display panel Resolution: 800 x 600 Grayscale level: 16 Processor and memory: Samsung 2416 and frequency upto 400MHZ or above 64MB RAM or above Storage and expansion: Build in nand flash 128MB T-Flash/Micro SD card up to 4GB or above Power and battery: Battery capacity: 1,200mAh Charging time: about 1.5 hours Battery life: 20days or above standby time Audio: Built-in speakers: 2 x 1W 3.5-mm stereo headphone mini-jack Connectivity: Bluetooth 2.1 and Wifi 802.11 b/g EVDO/WCDMA/TD-SCDMA optional Mini USB 2.0 Size and Weight: Height: 192mm Width: 125mm Depth: 10.3mm Weight: 6.3oz Supported formats: Audio formats: MP3/WMA/WAV Document formats: TXT, PDF, CHM, EPUB, PPT, DOC, XLS, HTML, DJVU, TIFF, DVI and Post Script Image formats: JPG, BMP, PNG and GIF Comic format: zip Additional formats supported in the future Languages: Chinese/English: digital and symbol Additional languages supported in the future Features: Build in motion sensor: FM Edit support zoom in/out: search and dictionary support Notepad: font size and family change Text to speech (TTS) support: voice record Music background play: power on animation/password/auto sleep Bookmark/table of contents Calendar, clock and calculator Accessory: Headphone: 1piece Adapter: 1 piece Lithium ion battery: 1 piece USB cable: 1 piece Protective sleeve: 1 piece Quick start guide: 1 Safety notice: 1 Warranty card: 1 piece