Add an eSATA port and a USB 3.0 hub port to your Thunderbolt-equipped MacBook or laptop - Thunderbolt to eSATA plus USB 3.0 Adapter / Thunderbolt Adapter - Thunderbolt to eSATA - Thunderbolt to USB 3.0 Adapter / Thunderbolt Converter for Ultrabook - Thunderbolt Dongle / Compact and durable case design with integrated Thunderbolt cable for portability / Silver sandblast finish matches Apple MacBooks - Supports Thunderbolt data rates of up to 10Gbps - Perfect for shared workspace or hot desk