Ultra Encode HDMI Specifications

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Input Features

  • Video
    • Supports HDMI 1.4a, DVI-D
    • Typical resolution/frame rate:
      • 4096x2160/3840x2160 60fps 4:2:0
      • 4096x2160/3840x2160 30fps 4:4:4/4:2:2
      • 2560x1080p 23.98/24/25/29.97/30/50/59.94/60
      • 1920x1080p 23.98/24/25/29.97/30/50/59.94/60/100/119.88/120
      • 1920x1080i 25/29.97/30/50/59.94/60
      • 1280x720p 23.98/24/25/29.97/30/50/59.94/60/144
      • 720x576p 50/100/144
      • 720x576i 25/50
      • 720x480p 59.94/60/144
      • 720x480i 29.97/30
    • Color depth: 8/10/12-bit
    • Color sampling: RGB 4:4:4, YCbCr 4:4:4, YCbCr 4:2:2
    • Custom EDID
  • Audio
    • HDMI embedded audio: 8-Channel, 24-bit, 192kHz sample rate
    • Audio from 3.5 mm LINE IN: 2-Channel, 24-bit, 192kHz sample rate

Encode

  • Video
    • Bitrate: 16Mbps
    • Dual-stream encoding: main stream and sub stream
    • Main stream Resolution/frame rate:
      • 2048x1080p/1920x1200p 60/59.94/50/30/29.97/25/24/15/10/5
      • 1920x1080p/1920x720p 60/59.94/50/30/29.97/25/24/15/10/5
      • 1664x936p/1600x1200p/1600x900p 60/59.94/50/30/29.97/25/24/15/10/5
      • 1440x1080p/1440x900p 60/59.94/50/30/29.97/25/24/15/10/5
      • 1280x1024p/1280x960p/1280x800p/1280x720p 60/59.94/50/30/29.97/25/24/15/10/5
      • 1024x768p 60/59.94/50/30/29.97/25/24/15/10/5
      • 960x540p/800x600p 60/59.94/50/30/29.97/25/24/15/10/5
      • 768x576p/720x576p/720x540p/720x480p 60/59.94/50/30/29.97/25/24/15/10/5
      • 640x480p/640x360p 60/59.94/50/30/29.97/25/24/15/10/5
      • 480x360p/480x270p 60/59.94/50/30/29.97/25/24/15/10/5
    • Sub stream
      • Supports enabling/disabling sub stream
      • Resolution/frame rate:
        • 1920x1080p/1920x720p 60/59.94/50/30/29.97/25/24/15/10/5
        • 1664x936p/1600x1200p/1600x900p 60/59.94/50/30/29.97/25/24/15/10/5
        • 1440x1080p/1440x900p 60/59.94/50/30/29.97/25/24/15/10/5
        • 1280x1024p/1280x960p/1280x800p/1280x720p 60/59.94/50/30/29.97/25/24/15/10/5
        • 1024x768p 60/59.94/50/30/29.97/25/24/15/10/5
        • 960x540p/800x600p 60/59.94/50/30/29.97/25/24/15/10/5
        • 768x576p/720x576p/720x540p/720x480p 60/59.94/50/30/29.97/25/24/15/10/5
        • 640x480p/640x360p 60/59.94/50/30/29.97/25/24/15/10/5
        • 480x360p/480x270p 60/59.94/50/30/29.97/25/24/15/10/5
    • H.264/H.265 (HEVC) Codec:
      • System timecode for SEI Message setting
      • H.265 (HEVC) SEI message supports carrying interlacing signal mark
      • Video aspect ratio conversion
  • Audio
    • Supports 2-channel AAC encoding
    • Bitrate: 16–1024 kbps
    • Outputs source-embedded audio and line-in audio through LINE OUT

Live stream

  • Supports native streaming to the following platforms:
    • Twitch
    • YouTube: Users can publish to a channel’s timeline or create a new live event, and set whether the stream is made for kids.
    • Facebook: Users can enable a backup stream and publish to a timeline, a business Page, or a new live event.
  • Supports streaming protocols:
    • RTSP
    • RTMP/RTMPS
    • SRT Caller/SRT Listener
    • NDI HX2
    • HLS
    • MPEG-TS over UDP/RTP
    • TVU ISSP
  • Supports up to 6 concurrent sessions, subject to the following limits:
    • Up to 6 sessions of TS over RTP and TS over UDP can run simultaneously.
    • Up to 6 SRT Caller/Listener sessions can run simultaneously, with no more than 1 SRT Listener session and up to 8 connected clients.
    • Up to 6 RTMP/RTMPS sessions can run simultaneously.
    • HLS and RTSP are each limited to 1 session and cannot run concurrently with other streaming tasks.
    • Up to 2 NDI HX2 sessions are supported; they cannot run concurrently with other streaming tasks.
  • Supports specifying a video stream and an audio stream for each streaming session
  • Supports NDI 6.x

Web UI

  • Access Web UI via PC and smartphone
  • View real-time device status
  • Preview encoded video
  • Set input sources
  • Customize encoding parameters
  • Manage streaming destinations, start/stop streaming, view streaming status
  • Set up to 8 overlays for each stream, including text, picture, and clock
  • Update firmware
  • Supports registering Magewell Control Hub for centralized management
  • Supports Microsoft Edge/Firefox/Chrome/Safari/Opera web browsers
  • Supports Stream Deck control

API

  • Provides APIs for third-party control systems

Network Connections

  • Ethernet: 1x RJ45 port, 10/100/1000 Mbps Base-T
  • Wi-Fi: 802.11 a/b/g/n/ac, Station and AP modes supported
  • 4G/5G USB modem (not supplied)
  • USB Net

Input/Output Ports

  • 2 x HDMI ports
    • 1 x Input
    • 1 x Loop-through
  • 1 x 3.5mm LINE IN
  • 1 x 3.5mm LINE OUT
  • 1 x USB Type-A

LED Indicators

  • LEDs indicating the status of power, input signal, streaming, Ethernet and Wi-Fi connection

Power Supply and Consumption

  • DC 5V/3A
  • Max power consumption: ~8.62W

Form Factor

  • 106.6mm x 106.2mm x 25mm

Accessories

  • 1 x 5V Power Adapter
  • 1 x HDMI Cable
  • 1 x USB Type A to Type B cable
  • 1 x Wi-Fi Antenna
  • 1 x T-bracket

Screw Mounting Hole

  • 2 x M3 threaded hole
  • The T-bracket provides a standard 1/4"-20 socket

Working Environment

  • Operating temperature: 0 to 40 deg C
  • Storage temperature: –20 to 70 deg C
  • Relative humidity: 5% to 90% non-condensing

Notice

Copyright (c) 2011–2026 Magewell Electronics Co., Ltd. All rights reserved.

Specifications are based on current hardware, firmware and software revisions, and are subject to change without notice.

“MAGEWELL” is a registered trademark of Magewell Electronics Co., Ltd. All other trademarks are the property of their respective holders.