Detailed Product DescriptionQBack-25S Intelligent HAB (Hands-Free Auto Backup) Storage Enclosure is the SATA edition of QNAPs automatic file backup series. It is a simple-to-use, speedy, and secure automatic backup solution which supports enhanced data protection by AES 256-bit encryption. The exclusive QBack backup software is provided with multiple backup modes: Auto Backup, Schedule Backup, Instant Backup, and One touch button Backup. Moreover, QBack supports Instant Restore function, you can restore data to the original or specified directories in a few clicks. Besides, QBack provides an intelligent function that you can specify the action to take when a restore file is different from the original file, e.g., skip the file and continue, and restore all files regardless of the differences.THE ADVANCED FEATURES OF QNAP QBACK-25SHands-free and real-time automatic file backup(one-way synchronization) through the powerfulQBack auto-backup software installed on PC/notebookMultiple choices of backup modes: Auto-Backup, Schedule backup, Instant backup, and One-Touch-Button (OTB) backupIncremental backup feature for all modes, only modified files and newly created files on computer will be backed up to save timeSmart detection of backup file size and available storage capacity on the disk to ensure successful backupOptional 2.5 SATA hard disk requiredBack up all files in computer including all mails in Outlook & Outlook Express, Fonts*, My Documents, My Favorites and Desktop*Outlook & Outlook Express mails and Fonts can be backed up in Schedule and Instant backup onlyAdvanced data encryption technology (AES 256-bit) to make sure the backup data is securely protected at all timesAnti-shock design to prevent the HDD from unintentional drop damageThe hard disk can be partitioned into 2 disks: Public and Secure disk by Quick Install WizardUSB 2.0 interface for faster b