Lenovo IdeaPad S145 series 10th gen S145 81MX009RSA Platinum Grey Notebook, Intel Celeron Dual Core N4000 1.10Ghz with Turbo Boost up to 2.6Ghz 4MB L3 Cache Processor, 4096MB (4GB) DDR4-2400 SO-Dimm Memory (1x4096), Supports 16GB Max Mem, 1 Memory slot, 256GB SSD Solid State Hard Drive PCIe, NO optical drive ( No CD), 15.6" FULL HD (1920 x 1080 resolution) Non Gloss Type LED Backlit Display, Intel UHD Graphics, 802.11ac Wireless Lan, Bluetooth, Webcam, 2 Cell battery, Full Size Keyboard with Numpad, 2x USB 3.0 ports, 1x USB 2.0 port, HDMI output, Dolby Audio, SD Card Reader, 1.9 kg, Microsoft Windows 10 Home 64 bit, 1 Year Carry in warranty