ReadyNAS 2100 (4x500GB)
1U Rackmount - 4-Bay Hot-Swappable SATA 3.0Gbps - Includes 4x 500GB HDDs - Netgear RAIDiator O/S - Active Directory Support - Intel Embedded Processor - 1GB ECC Memory - 2x Gigabit Ethernet Ports - 3x USB Ports (External Storage / UPS Monitoring) - X-RAID2 Automatic Volume Expansion - Supports RAID 0/1/5