Usage Tips:Point-to-point wireless transmission, no wifi or required; Auto-paired before factory, plug and play; Compliance with the HD 1.4 standard protocol, HD video signal resolution max up to 3840x2160 30Hz; Working in 5G frenquencyband, stable wireless transmission with low latency; Wireless transmission distance up to 100M without obstacles; The wireless HD transmitter and receiver kit utilizes point-to-point wireless transmission technology, enabling the seamless extension or mirroring of video and audio signals from a PC or Laptop to a large screen, such as a monitor or TV, over distances of up to 100 meters in open areas. This innovative solution eliminates the clutter of messy cables and the limitations of traditional HD connections, making it an ideal choice for conference rooms, live room, home entertainment setups, and multimedia education environments. Support transmitting signal through wall(The transmission distance be shortened based thickness and material); Built-inhigh performance chip, making the image smooth,clear and table; Built-in ESD protection circuit, provide comprehensive protection system safety Color: Grey Material: Aluminum Alloy Package Contents: 1 x Transmitter 1 x Receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.