ToshibaÂ’s E300 3.5” internal hard drive is designed for your desktop PC Â- offering energy-efficient local or networked storage for everyday requirements. The E300Â’s reliable performance comes from the many technologies at work inside Â- a dual-stage actuator & RV sensor reduce interruptions caused by vibrations. Yet the E300 remains cool & quiet during operation, reducing power consumption Â- & putting the renowned efficiency & reliability of Toshiba technology to work in your desktop PC.