Description:[Stable signal transmission]: The superior copper core ensures optimal and stable signal transmission, works better without distortion, ghosting and blurring, and provides excellent audio and video quality.[Compatibility]: The interface must be type c3.1 to support the same screen function, not all type-c interface devices can use this line to support the same screen.[Plug & Play]: No driver required, no software or complicated installation required. Simply connect your device to the projector, monitor or HDTV using the adapter.[Lightweight and Compact]: The ultra-lightweight, pocket-sized design is easy to carry and perfect for stowing your bag, purse and wallet to save Bendable cable with wear-resistant material is to be used permanently.USB 3.1 Type C new interface, both positive and negative plugs can be used.2, perfect implementation of HDMI video multi-function applications;3. High-performance digital chip processing;6. material: aluminum alloy casingQueation 1: it doesn/'t work. From phone to tv via hdmi signal no1. Make sure your phone is compatible with Type C cable2. The signal source must be selected correctly: The TV needs to be tuned to the HDMI source 1 to 1.Plug in the 1st HDMI needs to be tuned to HDMI1; Plug in the 2nd HDMI needs to be tuned to HDMI2Queation 2:Works, but bad contacts. Sometimes it stops showing the monitor if you touch the wire.When using, please ensure that the HDMImaleis in good contact.Widely used in: a new generation of Mobile phone / computer / notebook / projector etc. with USB 3.1 Type C (DP mode) interface, connected by this conversion line and converted into (HDMI video) multi-function application output. Thereby solving the user/'s perfect didevice connection scheme, and functional applications such as PD and data. Achieve a small screen to become a large screen, the picture quality is smooth and clear, support 4k, enjoy the perfect life.Note:Due to the screen difference, the color may be a little different from what you expect, please allow itPackage Included:1 x type-c to HDTV 4k adapter