Lenovo IdeaPad 330 Series Notebook - Intel Celeron Dual Core N4000 1.1Ghz with Turbo Boost up to 2.68Ghz 4MB Cache Processor, 4GB-DDR4-2400 SO-Dimm Memory, Memory Cannot be Upgraded, 500GB 5400rpm SATA Hard Drive, No optical drive, 15.6 inch WXGA HD (1366 x 768 resolution) LED Backlit Display, Intel UHD 600 Graphics, 802.11b/g/n Wireless Lan, 10/100 Mbit Ethernet LAN, Bluetooth v 4.0, 720p HD Webcam, Full Sized Keyboard with Numeric Keypad, 1x USB 3.0 ports, 1x USB2.0 ports, HDMI output, 4 in 1 Card Reader, Audio Combo Jack, Integrated Stereo Speakers, 2-cell lithium-ion battery, 2.2 kg, Microsoft Windows 10 Home 64 bit Edition Pre-installed, Retail Box.