【4K High Definition】Wi-Fi display adapter can display the small screen of phone, tablet or laptop to large screen devices such as HDTV or projector, high definition up to 4K, i.e. 4 times that of 1080p, or about 9 times that of 720p. Plug and Play: No player or app needed, wirelessly mirror and share all content on the big screen: images, videos, online movies, game play, internet surfing, online shopping, documents and more. Perfect for business meeting, home theater, gaming experience. Requires power during operation (5V 1A). High Tech: This wireless display dongle, not of signal delay, fast and stable mirroring, 10m distance Wi-Fi signal coverage, HUAWEI can mirror to TV/projector with PC or phone mode (Huawei EMUI 9.0 or above, Mate series and P series only) . Compatible with Google Home App and Chrome: no need to switch modes. For Android phones, please download the Google Home app to cast your phone to TV, or open the Miracast function. For Windows PC, just use Chrome to cast. For iPhone/iPad, open Airplay Mirroring to stream. Powerful Compatibility: Support 2.4G dual-band Wi-Fi with 802.11ac to avoid interference, smooth switching with 2.4G. It supports Android 4.4 or above, iOS 8.0 or above, Mac OS 10 or above, Windows 8.1 or above. Supports Miracast, Airplay and DLNA.