ACER Aspire Core i5 E5-573G-56RG comes with Windows 10 Home, 64-bit Operating System, Intel Core i5-5200U, 2.20 Ghz, Dual-core Processor, Led Backlit Full HD Screen 1920 x 1080 Pixels 15.6" LCD Display, 1 TB Hard Drive, 8 GB DD3L SD RAM, NVIDIA GeForce 940M with Dedicated Memory, ACER Aspire Core i5 E5-573G-56RG also has Integrated stereo speakers, Webcam, Microphone, 4-cell lithium-ion, 2500 mAh 65W Battery, Up to 5 hours, Power adapte, USB 3.0 x 2 No of USB 2.0 x 1, HDMI x 1, VGA x 1 by Acer.