Windows 10 operating system. CPU: Intel Atom X7-E3950 1.6GHz-2.0GHz Quad Core 4 threads 14nm. LPDDR4 8GB RAM + 256GB SSD ROM. 15.6 inch IPS screen, 3840*2160 pixel resolution. Support an external Micro SD card, up to 128GB(not included), and SSD extension up to 1T(not included). Built-in 4800mAh battery, long life to use. 2.0MP front camera, support 2.4G/5G WiFi, Bluetooth 4.0. Support Hall sensor, OTG, HDMI 1.4 and plug-in Dongle.