This USB C to HDMI cable can directly steam Ultra HD videos to your 4K monitors or HDTV, Projectors from USB-C laptop or Smartphones. It’s great for conferences, presentation, watching video, and more, that you can enjoy on a large display. Suitable for smartphone or laptop with USB-C port and DisplayPort Alternate Mode (DP Alt Mode), e.g. MacBook, iMac, Chromebook Pixel, Samsung Galaxy, Huawei Mate, and more. Features Allows you to directly connect a USB-C device to any HDMI display Plug-and-play, no adapter or software required Designed in accordance with HDMI 1.4 standards Support mirror or extend mode for laptop with USB-C port Support maximum resolution up to 4K@30Hz, also compatible with 1080p/720p/480p/360p Compatible with smartphone or laptop with DisplayPort Alternate Mode (DP Alt Mode)*, e.g. MacBook, iMac, Chromebook Pixel, Samsung Galaxy, Huawei Mate, and more Specification Input: USB-C 3.1 Output: HDMI 1.4 HDCP Support: No HDMI output resolution: up to 4K(3840 x 2160P)@30Hz Cable Length: 2.0m Important Note *Before purchasing, please confirm the USB-C port on your device supports DisplayPort Alternate Mode (DP Alt Mode). Some USB-C ports only work for charging or data transfer, no video output function. The resolution and refresh rate are also determined by the performance of your devices. For display 4K content, please ensure that both input and output devices can support 4K resolution