* Use this wireless Chromecast HDMI Adapter Ultra 4K TV Streaming Device Converter to connect your Samsung Galaxy Tab S4 SM-T830 to a HD TV. * Can be used in TV or projector with HDMI connection. * Support Miracast, DLNA, Airplay. Via WiFi online, you can easily play the multimedia video and mobiled devices. * Support Android, Windows, Mac OS platform mirror display. * Support for Ultra 4K high-definition videowireless push or mirror display.