Features 1. Plug and play: It is equipped with an independent hdmi compatible transmitter. This extension cable does not need a driver or Internet connection to make the conference more efficient. 2. Dual mode flexible meeting: In mirror mode, it displays the same content, while in extended mode, it can display different content, making the operation flexible. Attention: The computer needs to support expansion mode. 3. Stable transmission: This extension cable adopts a point-to-point transmission mode, providing up to 1080P stable and buffering free high-definition image quality within a distance of 50 meters. Enjoy an immersive big screen experience. 4. Mobile screen sharing wireless connection: No complex operations required, easily connect your smartphone to the large screen through wireless signals. 5. Built in antenna: This extension cable features a built-in antenna design behind the large screen, providing quick screen sharing and projection in a clean and tidy manner. Specification Color: White Shell material: Plastic shell Interface: (TX) TYPE-C (RX) hdmi compatible/USB Power supply: 5V2A Line length: 60CM Resolution: 1080P Net weight: 27 g Packaging size: 110 * 110 * 30mm/4.33 * 4.33 * 1.18 inches Package Include: 1x USB Wireless Projection Screen