D-Link DNS-323-2TB. Total storage capacity: 3000 GB, Hard drive capacity: 1000 GB, Maximum capacity: 1.5 TB x 2 TB. Data link protocols: USB 2.0, 10/100/1000 Gigabit Ethernet. Power requirements: DC 12V/3A - 5V/3A, Power consumption (typical): 21.04 W. Weight: 1.4 kg. Package dimensions (WxDxH): 278 x 208 x 184 mm, Package weight: 2.6 kg