<b>Ultrabay</b><br>An interchangeable bay that can be instantly swapped out for dual graphics capability, increased storage space or an additional fan for cooling.<br><br><b>NVIDIA® GeForce® Graphics with dual graphics card support</b><br>Standard with up to NVIDIA® GeForce® GT 655M 2GB graphics, add a second card with NVIDIA® SLI technology using the Ultrabay to generate up to 1.6 times more frame rate performance.<br><br><b>Dolby® Home Theater® v4 with Premium JBL® Speakers</b><br>Increased audio clarity and maximized volume output without distortion — enjoy a crisp, clear immersive surround sound experience over built-in JBL® designed stereo speakers or your own headphones.<br><br><b>Blu-ray Disc™ Drive</b><br>To enjoy your favorite movies on the road configure your system with the latest Blu-ray Disc™ player and writer.<br><br><b>Intelligent Touchpad</b><br>Optimized for the new Windows 8 interface the intelligent touchpad enables easy scroll, zoom and rotate functions for comforta