Ultra Encode HDMI Plus Specifications

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Input Features

  • Video
    • Supports HDMI 1.4a, DVI-D
    • Typical resolution/frame rate:
      • 4096x2160/3840x2160 30fps 4:4:4/4:2:2
      • 2560x1440p/2048x1080p/2048x1080i 23.98/24/25/29.97/30/47.95/48/50/59.94/60
      • 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 25/29.97/30/50/59.94/60
      • 720x576 25p/50i (PAL SD)
      • 720x480 29.97p/59.94i (NTSC SD)
    • 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:
      • NDI HX3: up to 62.0Mbps, down to 1.5Mbps
      • Others: up to 32.0Mbps, down to 256 kbps
    • Dual-stream encoding: main stream and sub stream
    • Main stream Resolution/frame rate:
      • 4096x2160p/3840x2160p 30/29.97/25/24/23.976/15/10/5
      • 2560x1440p/2048x1080p/1920x1200p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 1920x1080p/1920x720p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 1664x936p/1600x1200p/1600x900p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 1440x1080p/1440x900p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 1280x1024p/1280x960p/1280x800p/1280x720p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 1080x1920p/1024x768p/1024x600p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 1024x576p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 960x540p/800x600p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 768x576p/720x1280p/720x576p/720x540p/720x480p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 640x480p/640x360p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
      • 480x360p/480x270p/320x240 60/59.94/50/30/29.97/25/24/23.976/15/10/5
    • Sub stream
      • Supports enabling/disabling sub stream
      • Resolution/frame rate:
        • 1920x1080p/1920x720p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
        • 1664x936p/1600x1200p/1600x900p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
        • 1440x1080p/1440x900p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
        • 1280x1024p/1280x960p/1280x800p/1280x720p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
        • 1024x768p/1024x600p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
        • 1024x576p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
        • 960x540p/800x600p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
        • 768x576p/720x576p/720x540p/720x480p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
        • 640x480p/640x360p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
        • 480x360p/480x270p/320x240p 60/59.94/50/30/29.97/25/24/23.976/15/10/5
    • 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
      • Image rotation: 0°, 90°, 180°, 270°
      • Cropping
      • Output 3D video
  • Audio
  • Encode up to 8 AAC streams
    • Supports up to 8 source channels
    • Supports mapping between source channels and encoded audio channels
    • Contains 1 x 8-channel stream and 7 x 2-channel streams
  • Supports two-channel Opus 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 and services:
    • Twitch
    • YouTube (HLS/RTMP): 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.
    • WOWZA over RTMP: Users can add an access token.
    • WOWZA over SRT: Users can configure AES–128, AES–192, or AES–256 encryption.
    • Zixi Broadcaster
  • Supports streaming protocols:
    • RTSP
    • RTMP/RTMPS
    • SRT Caller/SRT Listener
    • NDI HX2/NDI HX3
    • HLS Pull/Push
    • MPEG-TS over UDP/RTP
    • TVU ISSP
    • Zixi
    • RIST Caller/RIST Listener
    • WHIP
  • Supports streaming to up to 6 destinations simultaneously. The following per-protocol limits apply: up to 1 session each for RTSP, RIST Listener, SRT Listener, HLS Pull, and ISSP (if supported), and up to 2 NDI®|HX2 sessions (if supported)
  • Supports one NDI HX3 session exclusively
  • Supports specifying a video stream and an audio stream for each streaming session
  • Supports live-stream scheduling
  • Supports NDI 6.x

Record

  • Supports configuring and managing recording functions and tasks
  • Supports recording to local storage (128 GB)
    • Supports formatting and performance testing
    • Supports automatic file uploads to remote file storage platforms, including an FTP server, Google Drive, OneDrive, Panopto and Dropbox
  • Supports recording to external USB storage
    • Supported file systems: FAT32, exFAT and NTFS
  • Supports recording to network-attached storage (NFS/CIFS)
    • Supported file systems: NFS, CIFS
  • Supports loop recording and normal recording
  • Supports saving recording files in MP4, MOV or TS format
  • Supports specifying a video stream and an audio stream for each recording task
  • Supports customizing recording filename and prefix
  • Supports splitting recording files by time
    • MP4, MOV: up to 4 hours
    • TS: no limit
  • Supports exporting or downloading files through Web UI
  • Supports recording scheduling

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
  • Manage recording tasks and recorded files
  • Set up to 8 overlays for each stream, including text, picture, and clock
  • Update firmware
  • Supports registering Magewell Control Hub and Zixi ZEN Master 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
  • IEEE 802.3af PoE
  • 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

Storage

  • USB flash drive (not supplied): FAT32, NTFS, exFAT
  • NAS (not supplied): NFS/CIFS

Indicators

  • LEDs indicating the status of power, input signal, streaming, Ethernet, Wi-Fi connection
  • NDI tally lights (preview-green, program-red)

Power Supply and Consumption

  • DC 5V/3A
  • Max power consumption: 8.68W

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.