Function : To allow you to play video/audio/music or to show image from your phones tablets to TV via HDMI port. Instruction: Plug the HDMI connector into your HDTV, and plug your phone charging cable into USB Female connector . also, make sure to plug the USB connector to the power source ( it can be charger adapter or Power Bank). Turn your HDTV to the HDMI channel, and all set! HDMI adapter for All phones tablets use it with iPhone or iPad or any android phones, tablets to enjoy your favorite local or online entertainment easily on your HDTV or projector in up to 1080p HD display-movies, TV shows,music,Video,audio,photo and more from YouTube, IE browser,chrome browser and etc, No more watch your favorite shows by small screens, use this cable, so you can share the happiness with your family or friend together on your big HDTV or projector! Everything you love now on your TV or projector, You just need to use the adapter connect cell phones with HDTV then it can be able to cast the phone`s screen to HDTV This HDMI adapter can mirror your image / video from your devices to your HDTV without any app required. Uses a single adapter to connect the mobile device to the HDTV Supports all iOS, and android system devices Connect HDMI male to your HDTV and USB Male to your USB power output adapter. Support 1080p HD / 3D 1080p 60Hz video and digital audio.