I accidentally purchased this and only took it out once. Purchased on October 10th. Connector Type: HDMI Manufacturer: PRXA [Split Screen Mode & Extended Mode Supported] Supports image mirroring mode (duplicate mode) and extended mode, allowing you to play games on the same screen or watch TV in split-screen mode for work or entertainment. You can watch 4K videos on a large screen and expand your workspace, making it convenient for both business and entertainment. [4K High Resolution] Supports up to 4K resolution (3840×2160@30Hz) for images and videos from smartphones and laptops, providing a vivid and smooth video experience, perfect for watching movies and presentations. You can connect it to a projector and experience powerful images on a large screen like a movie theater, enjoying detailed images. [High-Quality Silver-Plated Connectors] High-quality silver-plated connectors are used for the HDMI and USB Type-C connectors. This minimizes wear and tear from repeated plugging and unplugging, as well as rust and signal degradation in the connector parts due to aging. Furthermore, the aluminum shell structure provides excellent heat dissipation, efficiently dissipating heat and significantly improving the durability of the connectors. [High-Quality Materials]: Durable fabric braided material is used, passing thousands of bending tests, improving corrosion resistance and durability, and incorporating a pure copper wire core to enhance signal transmission. Despite its compact size, it incorporates a high-quality chipset, has excellent heat dissipation, and features stable connection, high-temperature protection, overcurrent protection, and short-circuit protection circuits. [Multi-Device Compatibility] With this cable, you can enjoy powerful images and audio by simply connecting it to a TV or monitor with an HDMI port if you have a device such as a PC with a USB Type-C port that supports DP Alt mode video output. This high-spec cable also supports HDR and copyright protection (HDCP), so you can enjoy games and movies in smooth 4K/30Hz video. Thank you for viewing.