Grandnavi | 1080P HDMI 50M Transmitter Receiver Extender Adapter Compatible Wireless Audio Video PS4 Camera Laptop PC to Projector TV 

Note：Please use it in accessible open spaces as much as possible. When encountering walls or obstacles, the transmission distance of the device will be shortened.Feature:1. Plug-and-Play: Equipped with an independent HDMI-compatible transmitter, this extension cable does not need drivers or internet connection, making meetings more efficient with plug-and-play.2. Stable Transmission: With a point-to-point transmission mode, this extension cable provides stable and non-buffering high-definition image quality up to 1080P at a distance of 50 meters. Enjoy an immersive big-screen experience.3. Built-in Antenna: With a built-in antenna design behind the big screen, this extension cable offers fast screen sharing and projection in a clean and tidy way.Highly compatible with multiple devicesSupports Screen Mirroring &Screen Extension ModeProduct warning: Both the sender (computer) and the receiver (TV, projector, wireless display) must support extended modePlug and play, Easy to Operate，Small and SimpleNo wiring Required 50m Long-distance TransmissionHow to use our product?01 install receiver:Connect the wireless display receiver to your screen and power it on.02 Plug and mirror:Piug the transmitter to laptop or mobile and wait for mirroring automatically.03 Stop and restart:Unplug the transmitter or receiverlf unable to mirror, please pair your transmitter to the receivera gain.