Smart Notebook, Smart You The N51Vf provides users with a host of smart technologies that makes modern computing a breeze, with the Super Hybrid Engine for extended computing power on the go, instantaneous access to commonly used applications with Express Gate, a built-in Air Ionizer that not only cleans the air, but also refreshes the mind, and an intuitive way to control and enjoy multimedia entertainment. Shop Modal header Smart Technology - ASUS Super Hybrid Engine (S.H.E) Super Hybrid Engine (SHE) consists of the Power4 Gear Hybrid application and the Energy Processing Unit (EPU). Power4 Gear Hybrid facilitates the deployment and usage of power according to the users’ preferences in relation to the specific tasks that they need to perform, while the EPU accurately detects the users’ power requirements and makes the necessary power adjustments. As a result the SHE provides an extension of battery life of up to 35%*~53%*. Instantaneous Access to Commonly Used Programs with Express Gate Express Gate allows users to boot up in 8 seconds*, granting them instantaneous access to a built-in operating system that runs commonly-used applications such as Skype™, a music player, an email client and an Internet browser.*subject to system configuration A Cleaner and Fresher Working Environment with Air Ionizer for Better Health Air Ionizer helps to clean the air around the user of allergens and germs, and also promotes air-flow and circulation, providing the user with a cleaner and fresher environment for work and leisurely pursuits. Intuitive Touch-capacitive Multimedia Controls for Ease of Use A dual mode, touch sensitive control bar lets you enjoy multimedia entertainment easily and serves as an intuitive and convenient point of multimedia control for instantaneous multimedia enjoyment.