This optical Thunderbolt™ cable by Delock enables the connection of external devices like displays, card readers, external HDD enclosures etc. with Thunderbolt™ interface. It uses the glass fiber technology, in order to reach a length of up to 30 m. This cable with its minimal bending radius is extremely robust, very thin and light. Thus it enables more flexibility while working. The technology which is based on PCI Express and Displayport supports a data transfer rate of up to 10 Gb/s and 20 Gb/s depending on the connected host and device.