Acer Aspire E1 15.6" Notebook Intel Pentium 1.70GHz, 4GB RAM, 500GB w/ Windows 7 Home Premium (Certified Refurbished) This Certified Refurbished product is certified factory refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty. Blazing fast Intel Pentium 3558U Dual-core 1.70 GHz Processor The 4 GB DDR3L SDRAM and 500 GB of Hard Drive gives you lots of memory space. With 15.6" Display and 1366 x 768 Resolution HD Display will have you captivated. This Windows 7 machine comes with Webcam and Microphone. As well as 3 USB Ports and an HDMI Port so you can plug and play all your accessories.