Wiebetech RTX110-3Q 3TB. Total storage capacity: 3000 GB, Hard drive capacity: 3000 GB, Maximum capacity: 3 TB. Data transfer rate (max): 5000 Mbit/s. Power requirements: 100-240VAC; +12/+5 V, +2/+2 A. Weight: 2722 g. Operating relative humidity range: 5 - 95 %