<b>Robust Security Features</b><br>The B4400's optional integrated fingerprint reader ensures that unauthorized users can't access your PC. And Intel® Anti-Theft Technology allows you to remotely disable your PC in the event of loss or theft, or to track it down with GPS or WiFi geo-location technology. (Requires a third party service subscription.)<br><br><b>Long Battery Life</b><br>Stop worrying about your battery: With the Lenovo B4400, you can enjoy up to 6.5 hours of productive use between charges.<br><br><b>Integrated HD Webcam</b><br>The B4400's 720p HD webcam will help you enjoy web conferences or online video chats like you're really there.<br><br><b>Stereo Speakers</b><br>Audio comes to life on the B4400, whether you're conferencing online, listening to music, or watching videos.<br><br><b>AccuType Keyboard</b><br>The acclaimed AccuType keyboard is ergonomically designed to make typing more comfortable, and to reduce errors.<br><br><b>Multitouch Touchpad</b><br>Optimized for