HP Envy Sleekbook Envy 4-1003TU: Processor: 2nd generation Intel Core i3-2367M Processor (1.4 GHz, 3MB L3 Cache); Operating System: Genuine Windows 7 Home Premium 64bit; Chipset: Intel HM77 Express Chipset; Memory (Default): 4GB 1600DDR3 1DM occupied (2 slots); HDD: 500GB 5400RPM; Optical Drive: None; Graphics: UMA; Display Panel: 14.0-inch diagonal HD BrightView LED-backlit Display (1366 x 768); Wireless Connectivity: WLAN 802.11 bgn; Sound: Beats Audio (x2 speakers); External I/O ports: USB 3.0 x2, USB2.0 x 1, HDMI Version 1.4, RJ-45, Headphone out, Mic in; Card Reader: Multi-Format Digital Media Card Reader for Secure Digital cards & Multimedia cards; Battery: 4 cell; Weight: 1.754kg; Color: Black red sleekbook; Others: EPEAT Silver registered; ENERGY STAR qualified; Intelｮ Wireless Display Support Intel; Wireless Music Support HP; Imagepad supporting Multi-Touch gestures with On/Off button; HP Triple Bass Reflex; Subwoofer Dual speakers with subwoofer BEATS; Audio HP; TrueVision HD Webcam with integrated dual array digital microphone; Warranty: 1 year limited worldwide warranty (part & labor); 1 Envy Sleekbook with HP Ultra Portable Sleeve/Box