_4 built-in fans deliver high airflow volume for cooling the entire notebook base with no blind area. _Creative Multi-Core Control Technology enables users to select from one of the 4 different fan operating combinations: 4 fans ON / 2 upper fans ON / 2 downside fans ON / 4 fans OFF. _Ergonomic design with 2 viewing angles for improved user comfort. _Massive metal mesh panel for superb cooling performance. _2 USB ports for connecting to external USB devices.