Power. Picture. Performance. Top-of-the-line with a quad-core processor and our best wireless, the Roku Ultra is perfect for heavy streaming in HD, 4K, and HDR.Ultimate connectivity Get a connection that stands up to what you want to stream with dual-band wireless-or use the Ethernet port for wired streaming.Fully-loaded player It's got all the bells and whistles, including a voice remote with buttons for TV power and volume on compatible TVs, headphones for private listening, lost remote finder, and night listening mode.Clear, immersive picture quality Don't just watch your favorite shows, be immersed in them. Whether you're streaming in HD, 4K, or HDR, you'll get picture quality that's optimized for your TV with crisp details and rich color.Lost remote finder Don't tear the family room apart. Press the button on the player and your remote will play a sound. Private listening on your remote Use the included headphones to pump up the volume on your shows, without disturbing the house. USB and microSD ports Use the USB port for local playback or microSD for extra channel storage. Night listening mode Automatically lowers louder moments and boosts quieter ones for just the right volume at night. Things you'll love with Roku Ultra500,000+ movies and TV episodes Movies. TV. Original series. Kids' shows. News. Sports and more. Watch almost anything across thousands of free or paid channels available in a click.Fantastic free entertainment Access hundreds of live-streaming and on-demand free channels, including The Roku Channel, packed with Hollywood hits.Search across channels Search by title, actor, or director and get unbiased results across 500+ channels to see where you can stream your favorite shows free or at the lowest cost.4K Spotlight It's easier than ever to find 4K or HDR content for your TV. Check out movies, TV shows and more, available to enjoy in stunning ultra hi-def and brilliant color.The free Roku mobile app Turn your iOS® or Android™ device into the ultimate streaming companion. Control your Roku player, search with your keyboard, plus get features like: Private listeningUse headphones to listen as loud as you want without disturbing the house. Voice searchJust say it to search by title, actor, or director across 500+ channels. Cast to TVSee your photos, videos, and music up on your big screen. 4660R