[The wireless transmitters and receivers]offer support for screen mirroring and screen extension capabilities, enabling the projection of content from various devices such as laptops, cameras, and cable set-top boxes onto HDTVs, projectors, and monitors for a versatile application experience. Additionally, the Wireless Extender features a 20% reduction in size compared to traditional USB-style products, making it highly portable and convenient to carry. [Plug and Play, Wireless Transmitter and Receiver ]no need for complex applications, Bluetooth, or Wi-Fi connections; Require no WiFi, Bluetooth or APP. You can easily cast anything to a larger screen in less than 10s without using cables. keeping your room or office neat.Say goodbye to messy cables and enjoy seamless, high-quality streaming. [Audio sync]The Wireless Transmitter and Receiver can stream 1080P@60hz video and audio to big display with nearly no delay, offering exceptional visual experiences for learning, business meetings, family gatherings. Note, if your computer lacks power or cannot supply power to port, please plug the Transmitter and Receiver power into an adapter or micro-power interface (5V/1A). [98 Feet/30 Meters Wireless Transmission]Dual frequency Wireless Transmission. The wireless transmission distance reaches up to 98 feet/30 meters, utilizing a 2.4G/5G transmission protocol for stronger and more stable signals. (Note: Transmission distance and speed may be affected when the product passes through walls or encounters obstacles.) Note: Interface silver gold random, do not accept the specified Colour:White Material:Plastic Package Contents: 1x -compatible Transmitter 1x -compatible 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.