HP Touchsmart 15 QUAD A10 up to 2.9GHz 15.6" HD 6GB 750GB Hard Drive BEATS Audio Radeon HD 8610G Graphics (Certified Refurbished) Manufacturer (Certified) Refurbished with 90 day HP Warranty (Extended Warranty Plans Available Directly from HP). Ships only within continental USA (please no PO BOX; APO/FPO/DPO and AK/PR/HI/GU/VI/MP). Only .99-inch thin; Windows 8.1 64-bit; AMD Quad Core A10-5745M APU 2.1GHz and up to 2.9GHz w/ Turbo Technology (4MB L2 Cache); AMD Radeon HD 8610G Graphics with up to 3200MB total graphics memory; Optical Drive: DVD+/-RW 6GB DDR3 System Memory (up to 16GB); 750GB Hard Drive with HP ProtectSmart; Integrated HD Audio; Beats Audio with 2 Speakers and a subwoofer designed for the best-sounding, richest audio available on a PC 15.6-inch Diagonal HD BrightView LED-Backlit Touchscreen Display (1366x768) with 10-finger multi-touch support; HP TrueVision WebCam with integrated digital microphone; 10/100 Ethernet Lan; 802.11 b/g/n WLAN + Bluetooth; Multi-Format Digital Media Card Reader; 1-HDMI; 1-USB 2.0 and 2-High Speed USB 3.0; Color: HP linear finish with horizontal brush design in Natural Silver with Ash Silver Palmrest