Android4.2.2 RK3188 Quad-core ARM Cortex-A9 processor with up to 1.6GHz speed Mail-400 MP4, 2GB DDR3RAM /16GB ROM * Mail-400 MP4, 2GB DDR3RAM /16GB ROM * Support RJ45, HDMI, Support the AIRPLYA and DLNA treaty; Detachable External Antenna bring you strong WIFI Signal * RC11built in 2.4G remote keyboard and mouse, 2.4GHz DSSS radio transceiver, 30m max distance, large PAD for handwrite * System requirements: Windows 98/ 2000/ Me/ Vista/ NT/ XP/ 7, Android, Linux (Debian-3.1, Redhat-9.0), powered by 3 x AAA battery (Not included)