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Roku® Ultra HD/4K/HDR Streaming Media Player

Model #: 4661R
At a Glance

Entertainment lovers, this is for you. Get our most powerful and feature-packed player. 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.

Available in Store Only
$109.99Save $NaN

Get to know this product.

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 TV power and volume buttons. Plus, get premium JBL headphones for private listening, lost remote finder, and night listening.

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 JBL 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.

Compatible with Voice-Enabled Devices Featuring:

  • Works with Alexa
  • Works with the Google Assistant

Things you’ll love with Roku Ultra

  • 500,000+ movies and TV episodes - Movies. TV. Original series. Kids’ shows. News. Sports and more. Watch almost anything across thousands of free or paid channels.
  • The best free experience - From quick access to free movies and TV on the home page, to hundreds of free channels packed with Hollywood hits, live news and more, with Roku streaming players, there’s plenty to watch without spending extra.
  • Search across channels - Search by title, actor, or director and get unbiased results across 1,000+ channels to see where you can stream your favorite shows free or at the lowest cost.
  • The easiest way to 4K entertainment - With the 4K Spotlight channel on your home screen, 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.
  • Easy voice search - Launch channels and search for your favorite entertainment with your voice remote.

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 enjoy features like:

  • The Roku Channel - Stream hundreds of hit movies, TV shows, and more—anytime, anywhere.
  • Voice search - Just say it to search by title, actor, or director across 1,000+ channels.
  • Private listening - Use headphones to listen as loud as you want without disturbing the house.
  • Cast to TV - See your photos, videos, and music up on your big screen.

Start watching in a few steps

  • Plug it in
  • Connect to HDTV with HDMI® Cable
  • Connect to internet
  • Create Roku account

What's Included

Roku Ultra streaming player (model 4661)Yes
Voice remote with TV power and volume buttons, headphone jack for private listening, gaming buttons and lost remote finder.Yes
Premium JBL headphones for private listeningYes
Two AA batteriesYes
Power adapterYes


802.11ac MIMO dual-band wirelessYes
10/100 Base-T EthernetYes

TV Compatibility

HD TVs – Up to 1080p (1920 x 1080) with up-scaling from 720pYes
4K UHD TVs – Up to 2160p at 60fps (3840 × 2160) with up-scaling from 720p and 1080p. TV must have an HDMI input that supports HDCP 2.2Yes
4K UHD HDR TVs – Supports HDR10. TV must have an HDMI input that supports HDCP 2.2Yes


HDMI 2.0aYes
Ethernet 10/100Yes

Audio Features

Digital stereo over HDMI®Yes
DTS Digital Surround™ pass through over HDMIYes
Dolby Audio™ and Dolby ATMOS® pass through over HDMIYes
Night listening modeYes

Storage Expansion

microSD card slot for additional channel storageYes
USB port for local playbackYes

Remote Control

Voice remote with TV power and volume buttons as well as voice search, headphone jack, and gaming buttonsYes
Speaker for lost remote finder alertsYes
Player includes IR receiver, compatible with various universal remotesYes

Power Consumption

<4.5W (typical) when streamingYes

Power Input

12V – 1.5A power adapterYes

USB Media Formats

VideoH.264/AVC (.MKV, .MP4, .MOV), H.265/HEVC (.MKV, .MP4, .MOV); VP9 (.MKV)
AudioAAC (.MKV, .MP4, .MOV); MP3(.MP3, .MKV); WMA (.ASF, .WMA, .MKV), FLAC (.FLAC, .MKV), PCM (.WAV, .MKV, .MP4, .MOV), AC3/EAC3 (.MKV,.MP4. .MOV, .AC3), DTS (.MKV, .MP4, .MOV), ALAC (.MKV, .MP4, .MOV, .M4A)
ImageJPG, PNG, GIF (non-animated)


Size4.9 x 4.9 x 0.85 inches
Weight8.0 ounces

Misc. Specs

Product Weight0.5
Width (in.)4.9
Depth (in.)0.85
Height (in.)4.9
Ethernet PortYes
Manufacturer Warranty1 Year
HDMI Outputs1
WarningProposition 65 Warning for California Residents