product description buffalo ministation thunderbolt hard drive 1tb usb 30 thunderbolt type hard drive external portable capacity 1tb interface usb 30 thunderbolt data transfer rate 10 gbps thunderbolt 50 gbps usb 30 features apple time machine compatible hfs formatted power source usb bus thunderbolt bus dimensions wxdxh 805 mm x 130 mm x 225 mm weight 260g