[ Screen mirroring]Casting and mirroring streaming YouTube from android and ios devices, allows you to watch audio or video from a small screen(Smartphone/laptop/ipad)to a large screen device (TV/monitor/projector). Without using long and messy cables, you can enjoy HD movies in the living room. [Compatibility]This is a standalone device.once connected to an HDMI input and power,the dongle displays a helpful screen to make connecting to it a breeze.only needs to connect to the wireless signal of the adapter,you can put on the mobile device movies,office files,etc.on the mobile device to the high-definition TV/projector.Note:don't support with some Subscribed paid Apps which have "HDCP" video copyrights protection like Netflix,Amazon prime videos,Hulu,Comcast tv,BT Sport,etc [Wireless and easy connection]This wireless TV dongle adapter requires no app and is easy to set up. Remember you will need 5V/1A power for the included USB cable. Many modern TVs and projectors have a USB port near the HDMI input that works with the device. If the port is occupied, a battery pack will work. [Compatibility]This wireless display adapter is compatible with iPhone 7Puls/8/8Puls/X/XS/XS Max/XR/11/11Pro/11 Pro max,Android phone(Samsung Galaxy Plus,S20 Ultra,S10/S9 /S8, Note etc),MacBook pro air and windows device. Colour:black Material:plastic Package Contents: 1 x Wireless Display Dongle Adapter