More possibilities - This usb 4 cable for thunderbolt 4 cable compatibility with thunderbolt 3 /4 devices and hosts. It is also backward compatible with USB-C 3.2, 3.1, and 2.0 speeds and devices. Supports data transfer 2x faster than standard USB C thunderbolt cable. 240W Leading Fast Charging Technology - VCOM usb 4 cable 40gbps 240w for thunderbolt 4 cable is the first cable with 240W fast charging technology on the market, which has upgraded the previous 60W and 100W cables and taken the charging speed to the next era