Dell Vostro 13 5000 A521232AU 13.3inch Laptop The optional hardware TPM 2.0provides commercial-grade protection and storage for encryption keys to verify your device. Easy access to Dell BIOS offers broad manageability to configure your system to your specifications. A free-fall sensor locks the hard drive and prevents data from being lost or damaged if your laptop is shaken or dropped. Built to go easily wherever business takes you. The thin, lightweight design allows for maximum mobility, while the stylish aluminum casing and palm rest combine durability with a look of sleek professionalism.