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