- * Model NO.:TK-E140J * OS:Windows 10 * CPU : J4115 Quad Core * Speed:1.8-2.0GHz * Memory:DDR4 8GB * HDD::128GB (Optional:256GB,512GB) * Camera ,Front 0.3MP * BlueTooth 4.0 * 14.0 inch ,Resolution:1920*1080 * 3.7V 9000mAH big Battery * WIFI:IEEE 802.11 b/g/n WIFI and 10-100M Ethernet Access * Dual Wifi,2.4GHZ and 5G Wifi