Origin Storage Thecus N4100+ 4bay NAS device with 1000GB. Total storage capacity: 1000 GB, Hard drive capacity: 1000 GB, RAID levels: 0, 1, 5, JBOD. Processor clock speed: 600 MHz. Supported network protocols: CIFS/SMB, AFP 3, Cabling technology: IEEE 802.11b/g. Compatible operating systems: Microsoft Windows NT / 2000 / XP / 2003 / Vista Unix / Linux / BSD MAC OS X, OS 9, OS 8.6. Dimensions (WxDxH): 199 x 167 x 223 mm