TV Box with HDMI Interface for Unbound Screen Evolution Access All Channels Free Streaming Device Wireless Display --- The wireless adapter allows you to watch videos from small screens to large screen devices. Wirelessly display small to large screens, support 1080P, and enjoy high-quality images. 4K Video Display --- The smartphone adapter supports up to 1080P video display, which can mirror the content displayed on the device screen, such as patterns, videos, games, movies, etc. Practical Design --- Designed with an extended cable, it can be easily plugged into your TV. Features an external WiFi antenna that confirms a strong WiFi connection, is easy to install and provides a better signal. Portable and Durable --- Ensure high-speed transmission and clarity of HD video and digital audio. High-quality PVC material, durable and lightweight. Easy to Use --- It only takes a few minutes to connect and cast. Just connect it to your TV and turn it on, find the mirroring feature on your device and cast.