Roku 4K Ultra HD Media Streamer - 4640CA

Item # L9286220

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  • The best Roku streaming player for HD and 4K Ultra HD TVs.
  • Stunning 4K and HDR picture quality on compatible displays. Advanced technology and features.
  • A powerful quad-core processor and 802.11ac dual-band wireless for ultra-smooth streaming.
  • Exceptionally brilliant picture quality. 4K Ultra HD at 60fps with four times the resolution of 1080p HD.
  • Vibrant HDR displaying an incredible range of colors, brighter whites, and deeper blacks.
  • Lost remote finder.
  • Fully loaded with convenient point anywhere remote with voice search, headphones for private listening, and gaming controls.
  • Easy access to 100,000+ movies and TV episodes across 2,500+ paid or free channels, including Netflix, Google Play, Crackle, Cineplex, and more. Channel and content varies by country.

Looking for our ultimate streaming player? Meet the new Roku Ultra for HD and 4K Ultra HD TVs. It comes fully loaded and delivers a powerful streaming experience with a quad-core processor, 802.11ac dual-band wireless, and the latest streaming technology. Immerse yourself in the action with brilliant 4K Ultra HD at 60fps for ultra smooth video, or stream full 1080p HD. See incredibly rich and realistic color detail with vibrant HDR. Stream just about anything with access to 2,500+ paid or free channels. And get incredible features like a lost remote finder and a point anywhere remote with voice search, gaming controls, and headphones for private listening. Easily cast music, photos, and videos from your compatible smartphone or tablet right to your TV. Share and enjoy fantastic sideshows and movies starring you and your friends and loved ones.
  • Antenna


  • Brand Description


  • Compliant Standards

    HDMI 2.0, HDCP 2.2 for 4K/60 Ultra HD and HDR streaming
    HEVC (H.265), VP9, MP4 (H.264), MKV (H.264), AAC, MP3, JPG, PNG
    Dolby Audio, Night listening mode

  • Dimensions (WxDxH)

    125 x 125 x 21 mm

  • Model


  • Networking


  • Ports Qty

    1 x RJ45
    1 x HDMI
    1 X Digital Audio Out
    1 x USB
    1 x microSD Card Slot

  • Power

    12V, 1A 4.5W AC Adapter
    Remote: AA Battery

  • Processor

    Quad Core

  • Weight