LaCie 4TB d2 USB3.0 Thunderbolt 2 Series Dual-Interface Hard Disk (7200rpm) w/Thunderbolt Cable
4TB LaCie d2 Thunderbolt 2 external hard drive, with dual-interface: USB3.0 and dual Thunderbolt 2. Transfer speed up to 180MB/sec. Fan-free aluminium design, backed by 3 years warranty, and includes Thunderbolt data cable. 7200rpm hard drive built-in.