Thunderbolt is a high-speed connectivity standard developed by Intel that allows devices to transfer large amounts of data quickly. Thunderbolt uses the same reversible USB-C connector and combines PCI Express and DisplayPort into a single interface. This enables Thunderbolt devices to transmit data, video, and power through a single cable. https://timessquarereporter.com/others/thunderbolt-devices--the-past--present-and-future-of-connectivity