Type: Function:for AIRplay, Miracast, DLNA Power: Min Voltage is 5V1A, Recommend 5V2A Connect Method: Turn on the Miracast switch of Android device, Select SSID:XXXX, input the password showed on TV Screen, then device automatically connect. (Miracast names of different Android devices are different, for example, for S7 is Smartview, for 8 is multi-screen). Note: There are different ways to turn on Miracast switch on different Android devices, such as WIFIDisplay. WLAN display, wireless display and Allshare display. Allshare Cast, etc. You can in WLAN and WIFI settings. Since the USB voltage of many TV sets is not up to the standard, resulting in abnormalities during connection, it is recommended to use 5V2A external power supply to power the , which is the most stable. About G18: Chipset:AM8272 Wireless Frequency:5G Resolution: Supports 265/HEVC decoder, 4K(3840x2160) and 1080P Video Format: Support 265,264,VP8,RV,WMV,,263,MPEG etc Audio Format: MP3,WMA,WAV,OGG,FLAC,AAC,APE Image Format: GIF/JPEG/BMP/TIF/JPG/. Color:Black Material:ABS Package Contents: 1 * G18 5G Mobile Phone Screen Mirroring Device Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.