2560P I5-2520M 12.5 320G 4G Designed to meet the military standard MIL-STD-810G for vibration, dust, altitude, and high and low temperature operation Widescreen 12.5-inch diagonal LED-backlit display DisplayPort for high-resolution support SRS Premium Sound optimized for high fidelity audio Security features including HP ProtectTools, with central management across HP and non-HP client PCs