TeraStation Pro Rackmount WSS 4TB
4TB Capacity - 4 Drives Installed - 4 Drives Max. - 1U Rackmount Form Factor - 3.5" Drives - SATA 3.0Gbps Interface - Hot-Swappable Bays - Intel Atom D510 1.66GHz Dual-Core Processor - 2GB System Memory - Dual Gigabit LAN Interface - Network Attached Storage - 3x USB 2.0 Ports - 2x USB 3.0 Ports - Microsoft Windows Storage Server 2008 R2 O/S - Windows / OS X Compatible - RAID 0/1/5 Supported - 3 Year Depot Carry-In Mfg. Warranty