USB4.0 Type-c M/M Cable,Outer Diameter5.0mm,Connector silver plated,Guaranteed transmission rate,Coaxial cable with braided mesh.USB-C Connector. USB4 Backwards compatible with TB3 ,Use function introduction: 1 Video Output:It allows to connect from your USB-C Devices to your Monitors with USB C Port,it can max support Ultra HD 5K@60Hz,4K@60Hz Video Resolution. 2 40Gbps Data Transfer:You can connect with your Hard Driver Devices or other data storage device for data transfer,transfer rate can reach max to 40Gbps(USB3.1 is 10Gbps?TB2 is 20Gbps). 3 20V 5A Power Delivery:You can connect from power adapter to your USB-C Devices and charge your Laptops or other Type-c Devices.Supporting Max 20V/5A 100W Charging. Important Notes While Using: 1:If you would like to output video via this USB 4 Type-c Cable,your source devices and your monitors' relatively port should all support dp alternate mode for video transmitting. 2:The transfer rate ultimately depends on your device and your own data. What you will get: 1x1.2m USB4 Cable