Wireless HDMI Transmitter and Receiver, Upgrade Type-C 3.1 Port Wireless Hdmi Plug & Play Portable 2.4G/5G for Streaming Video and Audio to HDTV/Projector/Monitor from Martphone/Tablet/Laptop. Mirroring Extension, Application Liberty : The new wireless HDMI transmitter and receiver support screen mirroring function and laptop screen extension function, synchronous display and one screen dual-use privacy operation can be free to choose, the operation space is more extensive.