Samsung appsyestv to mobile - mirroringyessamsung smart viewyes usb2 (side)hdmi3 (side)component in (y/pb/pr)1composite in (av)1 common use for component yaudio out (mini jack)1digital audio out (optical)1rf in (terrestrial / cable input)1/1 (common use for terrestrial) /0hdmi a / return ch. supportyesdongle ready (3g / lte)yes (3g/4g/wi-fi)mobile to tv - mirroring, dlnayes. if you have a smartphone or tablet with dlna, then you can watch a movie or photo on your tv screen, but the content is stored in your dlna smartphone or tablet. you require a wireless home network with the help of which, all your devices will remain connected & you can easily access the digital content stored in these devices.usb hid supportyes. (you can connect mouse and keyboards for data input and to select data