Model Name HP NB 4520s i3380/15,6/3/320/DVDRW/W7HP Operating System Windows 7 Home Premium 64bit Processor Intel Core i3-380M (3M Cache, 2.53 GHz) Memory 3 GB (1x1GB + 1x2GB) Hard Disk Drive 320GB Serial ATA (7200 RPM) Optical Drive DVD+/-RW Display 15.6 in HD Anti-Glare LED Display (1366 x 768) Graphics UMA Camera 2.0 MP I/O Ports 3x USB 2.0, 1x eSATA/USB 2.0 combo, 1x VGA, 1x HDMI, 1x stereo microphone in, 1 stereo headphone/line-out, 1x AC power, 1x RJ- 45, 1 Express Card/34, 1 Secure Digital Battery 6 Cell Li-Ion Battery pack Connectivity LAN 10/100, 1000, Wireless, Bluetooth Dimensions 37,18 x 24,96 x 2,77 cm Weight 2,39 kg Supplied Accessories Power cord, AC adapter, battery Extras Πληκτρολόγιο κανονικού μεγέθους, ανθεκτικό στο νερό, με ξεχωριστό αριθμητικό πληκτρολόγιο Warranty 1 Year