[Notice to purchase]: ① This product is not applicable to the connection of the mobile phone and the flat board end. ②If the computer is not supplied with power or the HD is unable to supply power, please plug the transmitter power into the adapter or the Mini power supply port (5V/2A).③When the product works through the wall, the transmission distance will be shortened. [Plug & Play] No need any APP, simple connection can get the convenience of wireless streaming media.No software or WiFi connection required. Get up and running in 20 second with a true plug-and-play experience.which solves the problems for the traditional HDMI cable connection and wiring trouble, aesthetics affecting and the short transmission distance. Connect the transmitter to the HDMI source, then connect the receiver to the HDTV/Projector , connect the power, and you are ready to go. [High Compatibility]The wireless transmitter and receiver uses the HDMI transmission, which is compatible with most display devices. The device with HDMI interface can use the transmitter directly. Devices without HDMI interface can also use the transmitter via an HDMI converter. Suitable for Neflix/TikTok/YouTube/Setup Box/Blu-ray streaming. [Easy To Use] No apps, drivers or software required. Plug the TX(transmitter ) to HDMI output such as PC/laptop, then plug the RX(receiver ) on the HDMI input HDTV/projector/monitor. Turn it on, less than a minute later it will automatically synchronise. [Low delay] The transmission distance of wireless HDMI is up to 98ft/30M, with only 129ms(almost real-time) delay and no need wire connection, powerful long-distance signal, can penetrate the wall, floor and ceiling transmission. *NOTE: Signal distance is reduced when working through walls.The wireless HDMI transmitter and receiver built-in 5GHz transmission standard technology makes transmission efficiency faster and more stable. Colour:Photo Color Material:plastic 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.