ACER Aspire Celeron R3-431T-C82Z comes with Windows 10 Home, 64-bit Operating System, Intel Celeron 3205U processor Dual-core 1.50 GHz, Led Backlit HD Screen 1366 x 768 Pixels 14" LCD Display, 500 GB HardDrive, 4 GB DD3L SD RAM, Intel HD Graphics with Shared Memory, ACER Aspire Celeron R3-431T-C82Z also has Integrated speakers, Keyboard, Webcam, Microphone, 4-cell lithium-Polymer, 3560 mAh 40W Up to 8 Hour Battery, AC Adapter, USB 3.0 x 1 No of USB 2.0 x 2, HDMI x 1, by Acer.