Features: Wirelessly mirror the audio, video, picture of iOS and Android smartphone, tablet PC to big screen HDTV or projector. Dual antenna, supports 2.4GHz / 5GHz WiFi, strong signal, supporting online and local content wireless display. Works for iOS 7.0 and above devices with Airplay Mirroring and Android 4.2 and above with Miracast protocol. You can switch between 3 WiFi channels - 2.4G channel, 5G channel (default setting), and Android mode by MODE button. Supports Full HD wireless audio and video transmission, 1080P output with HD interface. Plug and play, easy to operate. Note 1: Please make sure that your smart phone and Tablet PC support Miracast, Airplay function before you buy it. Note 2: Ensure that there is no barrier between PTV and WiFi router.