Lenovo Ideapad G550 2958-8GU 15.6-Inch Laptop (Black) OneKey Rescue System - With the touch of a button, you can restore the system and recover valuable data VeriFace uses the integrated webcam to detect your face and authorize your Windows login Legendary keyboard design on ThinkPad notebooks bring you great tactile feel with an intelligent layout and performance on the G550 notebook Designed as a versatile but affordable notebook, built with durability in mind from the makers of ThinkPad 3D sound enhancement - Creates virtual 3D sound effect, for a more immersive sound experience when watching video or playing games