Features:This USB C Coupler is used to join two shorter USB C cables together when you need to extend the length of a USB-C cable for fast charge, data transfer or video pass through.This USB C female to female adapter can support Max 240W Fast Charging and 8K Video Display. It can realize the maximum 5V/3A-20V/5A, can provide a fully amount of power to satisfy your requirement of for usb c devices. When you use the USB4 Cable, it can support 8K @6 0Hz HD video & audio output, and it make your game or office have a more high-definition and excellent experience.This USB Type C Coupler is conform to the USB4 adapter. Supports 40Gbps data transmission speed. Transfers movies, music and more in just seconds. Please noticed that the data transmission speed also depends on the USB devices and the cable support or not.Widely Compatible: designed for most Type C devices, compatible for ipad, for macbook, compatible for Thunderbolt 4/3, USB C hub, for Galaxy S22/S21/S20/S10, for Note 20/10, and so on.Specifications:Material: Aluminum Alloy + PVCTransmission rate: 40GbpsPower: 240WFunction: Transmission/Charging/8K audio and video transmissionPackage include:1* USB 4 Type C Female to Female Adapter