Buffalo LinkStation Mini 2.5 inch Compact NAS is the first NAS in the world using 2.5 inch hard disks. It has up to 60% lower power consumption than our 3.5 inch product. Its small size, fanless operation and low noise makes it an ideal storage solution for anywhere in your home. Auto Power on/off function enables the LinkStation to turn off automatically when you shut down the last PC or laptop with installed NAS Navigator software. With Web Access feature, you can access your digital library simply, and from anywhere. The built-in DLNA-CERTIFIED media server (Twonky version) allows easy playback of multimedia files to any DLNA-CERTIFIED device. With the direct copy function, you can simply copy multimedia files from any USB connected device to the LinkStation Mini. For access security restrictions, You can use the internal user and group management features or domain users in an Active Directory. Small, Silent, Low Power Consumption, LinkStation Mini is the most feature rich, complete, compact and advanced consumer NAS solution.