Sharecenter Quattro Network Storage Enclosure 4-Bay SATA with 4Terabyte HD (4 x 1TB), HDD part number HDD1TB-HIT - Four 3.5 inch hot swappable SATA II drive bays - One RJ-45 Gigabit Ethernet port for network connectivity - One USB port for Print server and UPS monitoring - Tooless Hard Drive installation - Cloud Storage Backup (Amazon S3) - Apple Time Machine Support - Built-in FTP server for remote access of local files - AES based Volume Encryption - Disk Roaming, RAID Roaming - Supports ISO Mount - Torrent Download Management Support - Supports uni-code, user/group quota - User account database, user/group access control - Built-in DLNA 1.5 certified AV Media Server support for D-Link Medialounge products - Add-ons packages - Built-in FTP server (FTP over explicit SSL/ TLS mode (FTPES), iTunes server - Logitech SqueezeCenter Support - Four different hard drive operation modes Standard, JBOD, 0/1/5/10/5 + hot spare support - Web management via HTTP via any Java-enabled browser - Power management, Email alerts, scheduled power on/off - Auto disk scanning, Defrag function - Easy Search Utility for easy device discovery and disk mapping - Aluminum housing with fan speed control and thermal sensor - OLED display - Supports Windows 2000, XP, Vista