Type:TV Stick 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 will automatically connect. (Miracast names of different Android devices are different, for example, for Samsung S7 is Smartview, for Huawei honor 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 find it in WLAN and WIFI settings. Since the USB voltage of many TV sets is not up to the standard, resulting in various abnormalities during connection, it is recommended to use 5V2A external power supply to power the TV stick, which is the most stable. About G18: Chipset:AM8272 Wireless Frequency:5G Resolution: Supports H.265/HEVC decoder, 4K(3840x2160) and 1080P Video Format: Support H.265,H.264,VP8,RV,WMV,AVS,H.263,MPEG etc Audio Format: MP3,WMA,WAV,OGG,FLAC,AAC,APE Image Format: GIF/JPEG/BMP/TIF/JPG/TIFF. Color:Black Material:ABS Package Contents: 1 * G18 5G Mobile Phone Screen Mirroring Device