The BUFFALO LinkStation 220 offers an easy - to - use solution for shared storage and backup for all your PC and Mac computers, tablets, and smartphones on your home network. With its RAID data protection, you can ensure the security of your data. Simply connect it to your wireless router for access from anywhere in your home. The device also features Buffalo's WebAccess service, allowing you to create a personal cloud for remote access to your files anytime, anywhere, even on mobile devices. With the ability to back up multiple computers simultaneously, the LinkStation 220 provides uninterrupted access to terabytes of storage, making it an ideal choice for home and small office use.