Feature: Processor Allwinner E200 Architecture Arm 9 + DSP RAM-Memory 512MB Feature: Processor Allwinner E200 Architecture Arm 9 + DSP RAM-Memory 512MB Operating System Ucos Control Interface Mechanical switch Display Type 6"e-ink Resolution 800* 600 Size 138.4*101.8*2.04mm Frontlight yes Built-in Memory Storage up to 16 GB External Storage TF card, up to 32 GB Format CHM/DJUV/DOC/EPUB/FB2/HMTL/MOBI/PDB/PDF/PRC/RTF/TXT Adobe-DRM support YES Format NA Others NA Format JPG, BMP, GIF, PNG, TIFF, GIF Audio NA Data Transfer Micro USB 2.0 high speed Storage TF card Power Micro USB Built in Speaker NA Calender yes Clock yes Battery Type Built-in Li-ion Polymer (2000 mAH) Battery Cycle Life 500 cycles Ebook: up to 12000pages(frontlight truned off) Charging Time 2 hrs max Dimension 164X110X9.9MM Mass Storage Device "Windows 2000, ME, XP, Vista, Win 7 For MAC OS X and Linux (with Mass Storage Device Support) " Standard USB cable, user manual Optional AC adapter Certifications (Probable) CE Package: 1* E-reader 1* Charging head 1* Charging cable 1* Headset 1* Protective case (randomly) 1*Instructions