Diskless 4-Bay NAS Pro
4 Drives Max. - Desktop Form Factor - 3.5" Drives - SATA 6.0Gbps Interface - Hot-Swappable Bays - Intel 1.7GHz Dual-Core Processor - 2GB System Memory - Dual Gigabit LAN Interface - Network Attached Storage - 1x USB 2.0 Ports - 2x USB 3.0 Ports - Seagate NAS OS O/S - RAID 0/1/5/5E/6 Supported - 120W Power Supply - 3 Year Depot Carry-In Mfg. Warranty