Picture quality   4k uhd processor a powerful processor optimizes your tvs performance with 4k picture quality   hdr see shades of color that reveal more detail than hdtv can deliver.   purcolor millions of shades of color reveal a vibrant, lifelike picture that hdtv can’t create.   4k uhd see what you’ve been missing on a crisp, clear picture that’s 4x the resolution of full hd.   motion rate 120 smooth action on fast-moving content.   smart smart tv with universal guide our simple on-screen guide is an easy way to find streaming content and live tv shows.   one remote function automatically detects and controls all compatible connected devices and content.   smartthings experience more than tv, with a dashboard for seamlessly controlling your smart home devices and appliances.   design   curved get pulled into the action with auto depth enhancer on curved tvs.   clean cable solution® neatly manages cords for a crisp, clean look.   inputs & outputs hdmi: 3; usb: 2; ethernet (lan): yes; component: 1; composite in (av): 1 (common use for component y); rf in (terrestrial/cable input): 1/1(common use for terrestrial)/0; rf in (satellite input): 1/1(common use for terrestrial)/0; digital audio out (optical):  ; audio return channel support (via hdmi port): yes rs232c; supports usb to ex-link adapter