Networking
802.11ac MIMO dual-band wireless
10/100 Base-T Ethernet
TV Compatibility
HD TVs – Up to 1080p (1920 x 1080) with up-scaling from 720p
4K UHD TVs – Up to 2160p at 60fps (3840 × 2160) with up-scaling from 720p and 1080p
4K UHD HDR TVs – Supports HDR10 technology
Ports
Power, HDMI 2.0a, Ethernet 10/100, microSD, USB, Digital Optical Audio
Audio features
Dolby Audio over HDMI® and optical
Night listening mode
Storage expansion
microSD card slot for additional channel storage
USB port for local playback
Remote control
Advanced point-anywhere remote with voice search, headphone jack, and gaming buttons
Speaker for lost remote finder alerts
Player includes IR receiver, compatible with various universal remotes
USB media formats
Video — H.264/AVC (.MKV, .MP4, .MOV), H.265/HEVC (.MKV, .MP4, .MOV); VP9 (.MKV)
Audio – AAC (.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)
Image — JPG, PNG, GIF (non-animated)
Power consumption
4.5W (typical) when streaming
Power input
12V – 1A power adapter
Size
4.9 x 4.9 x 0.85 inches
Weight8.0 ounces
ROKU 4
Streaming made simple.
Roku players make streaming a snap. Just connect to your wireless network and your TV. Create a Roku account to easily sign up for free trials, subscribe, rent or buy. An intuitive interface, a simple remote, and a convenient mobile app for iOS® and Android™ make it easy to find what you want to watch.
With a fast quad-core processor and 802.11ac dual-band wireless, Roku Ultra gets you to your favorite shows fast, with smooth and responsive navigation and channels that launch quickly.
Amazing content. Endless choice.
Stream just about anything – movies, TV shows, live sports, news, and music. With 350,000+ movies and TV episodes to choose from, entertainment is on your schedule. Find popular choices that you can rent, buy, subscribe to or watch for free.