Plextor PX-NAS2X1000L. Total storage capacity: 2000 GB, Hard drive capacity: 100 GB, RAID levels: 0, 1. Supported network protocols: TCP/IP, DHCP, Networking features: Giga LAN, Data transfer rate (max): 1000 Mbit/s. Management protocols: HTTP. Weight: 4 kg. Compatible operating systems: Windows XP / Vista, MAC OS X