Aoson Android4.4 Quad Core Cortex-A7 Mali400mp 8GB Storage 7 inches Screen OTC Extension Function Tablet PC  M751S Black 8GB system memory, and it supports 32GB of storage expansion 7 inches HD touch screen, 16:9 golden ratio, visual area is enhanced by 28% ARM Mali400 quad-core graphics with unique 3D graphics decoding function It supports wifi, Ethernet adapter cable Internet and the outer 3G wireless card to surf on the Internet It support OTG extension function, can connect the mouse, u disk, speakers, keyboard and other USB devices