At A Glance Microsoft Windows XP Professional Intel® Pentium® M Processors Intel 855PM chipset with 400MHz processor side bus From 256-MB DDR SDRAM to 2048 MB Up to 80-GB (5400 rpm), user-removable hard drives Gigabit Ethernet NIC Dual pointing devices Support for swappable MultiBay devices Magnesium alloy display enclosure Common Port Replicator and Advanced Port Replicator with Gigabit NIC pass-through Protected by a three-year, Worldwide Limited Warranty – certain restrictions and exclusions apply. Consult the HP Customer Support Center for details. What's New Microsoft Windows XP Professional Sleek new industrial design weighing 4.96 lb (travel weight) and 1.27-inch thin ATI MOBILITY RADEON 9600 graphics controller with 32 or 64MB of Video RAM Optional integrated 802.11b, 802.11 b/g, and 802.11 a/b/g wireless LAN modules Support for Intel® Centrino™ technology (model dependent) Optional integrated Bluetooth Integrated Secure Digital (SD) flash media slot Security features include optional integrated Smart Card reader or optional HP Protect Tools Embedded Security What's Special Flexible wireless LAN solutions Choice of optional integrated Smart Card reader or Embedded Security features Integrated Secure Digital (SD) flash media slot Up to 5 hours battery life with 6-cell (standard via BTO) Li-Ion battery, 8-cell battery also available for increased productivity HP Mobile Printing driver makes on-the-go printing quick and easy Support for Common Port Replicator and Advanced Port Replicator docking solutions with Gigabit NIC pass-through. 30 Day warranty. 12 months for $ 25 extra.