Wireless Display --- The wireless adapter lets you watch videos from small screens to large screens. Display wirelessly from small to large screens, supports 1080P and enjoy high-quality images.<br> 4K Video Playback --- The smartphone adapter supports up to 1080P video playback, which can mirror the content displayed on the device's screen, such as pictures, videos, games, movies, etc.<br> Practical Design --- Designed with an extended cable, it can be easily connected to your TV. Features an external WiFi antenna that confirms a strong WiFi connection, is easy to install, and provides a better signal.<br> Portable and Durable --- Ensure high-speed transmission and clarity for HD video and digital audio. High-quality PVC material, durable and lightweight.<br> Easy to Use --- It only takes a few minutes to connect and cast. Just plug it into your TV and turn it on, find the mirroring function on your device and cast.