1、4K AT 30HZ: Wireless display adapter for stable video transmission up to 4K at 30Hz high resolution mirroring from your devices to TV, projectors and monitors. 2、SUPPORT SYSTEM: HD Multimedia Interface display adapter works with all family members' devices. Supports for Android, for iOS, for Windows, for OS X, for ChromeOS. 3、WIRELESS SCREEN PROTOCOL: Wireless display dongle supports multiple wireless screen protocols, including for DLNA, for Ezair (for AirPlay), for Miracast, for Google Home Mirror. 4、2.4 5GHZ WIFI: Wireless display receiver supports 2.4GHz and 5GHz 802.11ac WiFi channels. Connect to 5 GHz WiFi for a smoother viewing experience. 5、EXTERNAL WIRELESS ANTENNA: WiFi display adapter with external wireless antenna to enhance wireless signal coverage for perfect business meeting, home theater, and gaming experience. 6、SCOPE OF APPLICATION: For wireless sharing of PPT, emails, documents and other content, wireless sharing of teaching content, wireless sharing of photos, videos, movies. Item Type: Wireless Display Receiver Material: ABS WiFi Network: 802.11AC 2.4 5GHz Display Output: HD Multimedia Interface 4K 30p, 1080 60p, 720 60p Features: for EZCast, for EZAir, for DLNA, for Miracast, for Google Home, Voice Control Support System: For Android, For IOS, For Windows, For OS X, For ChromeOS Bluetooth: 2.0 Color: Black Power Supply: DC 5V 1A 1 x Wireless Display Receiver 1 x Power Cable 1 x Instruction Manual