*NOTE*--- If you hook up a USB-C 2.0 peripheral to this USB-C 3.2 extension cable and it doesn't work as you expected, flip the connector over and try once more. It happens as a result of the compatibility issue of USB-C protocols and you need to connect a USB-C 2.0 peripheral to a USB-C 3.1 port in a specific direction. ?Ultra High Quality Assurancel?Sleek aluminum shell and Premium nylon braided cable adds additional durability and tangle free. Double side can be in, easy to use. ?4K@60HZ Video and Audio Transfer?This USB-C Extension Cable supports up to 3840*2160 60HZ 4K video signal transferring for the connection between your MacBook to another monitor or display with USB C interface. (Note: Please make sure both your input device and output monitor have usb type c port and support video input and output). ?PD 100W Fast Charging & 20Gbps Data Transfer?The Male to Female USB C Extended Cord supports Power Delivery up to 100W/20V 5A, providing the fastest possible charging for your devices. Data transfer speeds up to 20 Gbps, allowing you to transfer bulky files like an HD video in seconds. ?Low Profile & 90 Degree Full Function Data Transmission?The Up & Down 90 degree design allow the cable to have a suitable extension direction, which can avoid wear and tear on your cables and devices' input ports and save space. Support charging and data transmission for audio or video (4K).