Cable Matters Thunderbolt 4 cable, 1 meter. There are no noticeable scratches, stains, or damage from use on a desk. Please understand that this is a used item. - USB4 / Thunderbolt 3 / USB-C backward compatible - Data transfer speed: 40Gbps - 8K@60Hz - 240W charging ■ Manufacturer's Description ■ 【Certified & 40Gbps Data Transfer Speed】 Rest assured, the Thunderbolt 4 cable is certified. Combining the latest Thunderbolt 4 and USB4 cable standards, it reaches a maximum data transfer speed of 40Gbps, which is four times faster than USB C 3.1 Gen 2 (10Gbps) cables. 【Power Delivery 3.1 240W Charging】 This certified Thunderbolt 4 cable supports Power Delivery 3.1 and can charge at full speed up to 240W as a charging cable. 【Amazing High-Quality Images】 The Thunderbolt 4 cable can connect to one 8K display or two 4K displays. 【Backward Compatible with Thunderbolt 3 Ports】 Thunderbolt 4 builds on the innovations of Thunderbolt 3 to provide a truly universal cable connection experience, transferring data, video, and power at 40 Gbps with a single cable. Thunderbolt 4 cables are fully backward compatible with Thunderbolt 3 cable standards and Thunderbolt 3 devices and hosts. 【Backward Compatible with USB4, USB-C 3.2】 Thunderbolt 4 cables can be used as USB4 cables and support the latest USB 4 cable standards. To achieve 40Gbps data transfer using this cable, the device and host must support USB4. Also, USB-C cables are fully backward compatible with USB-C 3.2, 3.1, and 2.0 speeds and devices, and support USB-C features such as DisplayPort Alt Mode (DP Alt Mode) and USB Power Delivery (USB-PD).