https://alexnld.com/product/mirascreen-k4-wireless-display-dongle-wifi-hdmi-tv-stick-for-windows-android-ios-mac-os-white/?hilite="Dual Band 2.4GHz / 5GHz Wifi HDMI Miracast DLNA Display Dongle for iPhone iOS / Android Smartphone, CPU: ARM Cortex A9 Single Core 1.2GHz, Support WIFI HDMI"