No need to download any application,convenient and fast.Able to play Youtube videos. WiFi antenna,stable and could be connected within 10 meters.Support online update IOS and Android system.
Wirelessly Stream & Mirror Content Up to 1080p Video Resolution, Dual-Band 802.11 ac Wi-Fi Connectivity Control from Portable Devices Compact Circular Design
Maximum Video Resolution 1080p Wireless Connectivity 2.4 and 5 GHz Wi-Fi 802.11 ac Power 5 V / 1 A. If you using a different power supply than the one provided with your device, be sure to use a UL-listed power supply marked "LPS" or "Class 2", with output rated 5 V / 1 A
Supported Operating Systems Android 4.1 and higher IOS7 and higher Windows 7 and higher Mac OS 10.7 and higher System Requirements TV with an HDMI portWi-Fi networkWi-Fi enabled support device
1x Wifi Display Adapter 1 x USB cable 1 x User Manual