Genuine Apple Thunderbolt 2 cable. Price is for one cable. Grade S With warranty. Defective products can be returned within one month of purchase. [Excellent Condition] Slight signs of use, but fully functional. Please see the photos. Data transfer of 40GB has been performed, and all operations have been confirmed. Ideal for data recovery, etc. The following is quoted from Apple: Thunderbolt technology uses two independent 10Gb/s channels for fast data transfer. Thunderbolt 2 technology can combine the two channels, resulting in an impressive data transfer speed of 20Gb/s. This cable allows you to connect Thunderbolt-enabled devices to the Thunderbolt or Thunderbolt 2 port on your Mac. With the Apple Thunderbolt cable, you can connect a Thunderbolt-equipped computer to a Thunderbolt-enabled device. You can connect two Thunderbolt-equipped Macs in Target Disk Mode for faster data access and system migration, or create a network with two Thunderbolt-equipped computers.