Item Type:TypeCtoHDMultimediaInterfaceAdapterWire Material: PVC Shell Material: Aluminum AlloyWire Conductor: OFC Oxygen Free Tinned CopperWire Color: BlackShell Color: GrayCable Diameter: Approx. 4.5mm/0.18inCable Length: Approx. 11.6cm/4.6inInterface Type: Type C to HD Multimedia Interface(4K30Hz)HD Multimedia Interface Resolution: 4K30HzApplication: for Computers, Cell Phones, Support Type C Full Featured Interface Devices .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 14K HD: The USB C to HD Multimedia Interface Adapter features 4K30Hz HD for easy connection to a large screen, and is universal for cell phones and computers. 2Private Cinema: 4K Type C adapter allows you to connect your phone or tablet to your TV for an immersive, large screen view, making movie watching or gaming more enjoyable. 3Efficient Office: Type C Docking Station can be externally connected to for Macbook display, large screen clear display, multiplying efficiency, making office presentations more convenient. 4Convenient Learning: Type C Expander puts the learning video screen into the large display, no need to look down at the small screen, protecting children's spine and eyesight. 5Aluminum Case: This USB C to HD Multimedia Interface Adapter features an aluminum case that is lightweight and portable, easily fitting into a briefcase.