HP Pavilion 13.3" U5400 1.2GHz Notebook | dm3-3112nr Intel Pentium Processor U5400 (Dual Core) 4GB installed memory and 320GB (7200 RPM) hard drive 13.3" diagonal High-Definition HP BrightView LED Display (1366 x 768) Wireless LAN 802.11b/g/n WLAN & Bluetooth 6-Cell 62WHr Lithium-Ion Battery: Up to 7 hours and 30 minutes of battery life