- 20Gbps Transfer Speed USB3.2 Gen 2*2 Gbps Transfer Speed,handle large files easily.Theoretical Speed up to 2500MB/s,Practical Speed up tp 2000+MB/s.(The original cable and the extension cable should all support 20Gbps transfer speed.) - Up to 100 W Power Delivery which is very suitable for usb-c devices and can provide power transmission for laptops or mobile phones.(Note: Charging speed may be dependent on the host device's charging capability)Charge Cable PD100W fast charge.MacBook Pro 2018 About 2 Hrs 100%. - Full HD 4K@60Hz Video Resolution Enjoy crystal-clear HD video experience.(Note: Please make sure that the laptop, monitor and extension cable meet the transmission resolution) - Superior Material,Super Durable Aluminum housing, braided polypropylene and fiber core keeps the cable safe from fraying and splitting while withstanding 5,000 bending tests.and to provide a better experience,The tangling-free design allows you to easily wind it up and stow it in a bag or drawer.