Cubot X15 5.5'' Inches IPS 1080&times;1920 FHD Touch Screen 4G FDD-LTE Google Android 5.1 OS MTK6735M 64bit Quad Core 2GB RAM 16GB ROM 8MP 16.0MP 2750mAh Li-Battery WCDMA GSM Unlocked Cellphone Android 5.1 OS,2G RAM 16G ROM MTK6735M 1.3GHz 64Bit Quad-core Dual Camera , 8MP/16MP, 5P lens, ?/ 1.8 aperture High Definition IPS 5.5 Inches, IPS-NEO, multi point touch screen, 1080*1920 pixels Dual Standby (1 Micro SIM card slot & 1 Nano Sim card slot)