... 2. ARM Cortex A8 1GHz system 3. O/S Android 2.2 7 Inch Tablet PCSamsung S5PV210 ,ARM Cortex A8 1GHz system ,O/S Android 2.2 2 ... . Memory 512MB ,Storage 4GB ,TF card,4B/ ... Keyboard soft keyboard ,USB Port USB 2.0 port 10. Audio: 2×1W stereo speaker ,Earphone jack , ... 7.4V lithium battery 3-4 working time 2. TF/Micro SD Card: Maximum support to ...