The description only has 2 functions: mirror and stream functions if you don't place the order. Easily support Google Chromecast protocol for Android phones - Support Netflix or YouTube by screen mirroring. Other applications can also be used via mirroring. Support Miracast or DLAN or Airplay or Airplay mirroring or Chromecast four protocols. Support online and local content wireless viewing: video or audio or photo or desktop file or website. No switch. Auto play movies or music or pictures. HDMI output interface with Full HD. 1080P output with faster processing speed gives you a perfect home theater experience. Online upgrade is supported. No APP or driver required, just 3 steps to enjoy multimedia content on the big screen: Plug->Connect->Mirroring. Please follow the step shown in the pictures correctly, otherwise it will not work. Special Note: This is not a Chromecast, but a dongle that supports Google Chromecast. This dongle only support Android Phone for Chromecast for Netflix or Youtube via screen mirroring. Support IOS for Youtube by screen mirroring and casting above Main Features: Main Chip: Dual Core Cortex A7 up to 1.5GHz Operating System: Linux 3.0.8 Video Format Supported: MKV, WMV or VC-1 SP or MP or AP, MPG, MPEG, DAT, AVI, MOV, ISO, MP4, RM, H.265, Real Video 8 or 9 or 10, up to 1080P Format Supported Audio: MP1 or MP2 or MP3 or WMA or OGG or ADPCM-WAV or PCM-WAV or AAC Supported Photo Format: GIF or JPEG or BMP or TIF or JPG or TIFFPort: HDMI: 1xHDMI DC Male: 1 x Micro-mini USB Port Includes: 1 x Display Dongle 1 x WIFI USB Cable