Magewell 53012 ULTRA STREAM HDMI - Streaming coder

Product no.: MAG-53012

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Streaming encoder with HDMI input with support up to 4096x2160p60. Simultaneous streaming to two servers. Supports RTMP over Flash Media Server, Wowza, Red5 or Nginx. Presets for streaming on Youtube Live, Twitch or Facebook Live.

The main stream can be configured up to a maximum of 1080p60, while the secondary stream can be configured up to 720p30.  

Features of the Magewell Ultra Stream HDMI Stream Encoder

Supported Mobile Clients

  • Android
    • Android 5.0 and above
  • iOS
    • iOS 9.0 and above
  • iPhone
    • iPhone 5s
    • iPhone SE
    • iPhone 6 / iPhone 6s / iPhone 6 Plus / iPhone 6s Plus
    • iPhone 7 / iPhone 7 Plus
    • iPhone 8 / iPhone 8 Plus
    • iPhone X
  • iPod Touch
    • iPod Touch 5
    • iPod Touch 6

Input Interfaces

  • HDMI
    • HDMI 1.4a
  • 3.5mm audio jack
    • Microphone interface

Output Interfaces

  • HDMI
    • HDMI loop-through
  • USB
    • USB 2.0
  • 3.5mm audio jack
    • Headphone interface

Network Interfaces

  • Wired Ethernet
    • 10/100/1000Mbps Ethernet
  • Wi-Fi
    • IEEE 802.11 a/b/g/n/ac


  • Bluetooth 4.0 BLE

HDMI Specific Features

  • Support for up to 4096x2160 4:4:4/4:2:2 30fps or 4096x2160 4:2:0 60fps input and loopthrough signals
  • Support for 8/10/12-bit color depths
  • Support for 60p, 60i, 50p, 50i, 30p, 25p signal formats

Analog Audio Features

  • Extraction of stereo embedded HDMI audio for recording and output via 3.5mm stereo mini-jack Line Out
  • Recording and streaming analog audio via 3.5 mm microphone interface

Streaming Features

  • Support for live streaming using RTMP protocol to software including Flash Media Server, Wowza, Red5 and Nginx server
  • Streaming to Facebook, Twitch and YouTube platforms
  • Support for streaming to 2 servers simultaneously

Recording Features (to USB Flash Drive)

  • Support for H.264 High Profile (video) and AAC High Quality (audio) encoding
  • Supports recording at input signal resolution up to 2048x1080
  • Support for 1920x1080, 1600x1200, 1440x1080, 1440x900, 1280x1024, 1280x960, 1280x800, 1280x720, 1200x900, 1024x768, 960x540, 800x600, 768x576, 720x576, 720x480, 640x480, 640x360, 480x360 resolutions
  • Support for 60fps, 50fps, 30fps, 25fps, 24fps, 15fps frame rates
  • Support for recording as MP4 files
  • USB Flash Drive file system format: FAT32, NTFS, exFAT, VFAT

Recording Features (to Mobile Device)

  • Support for recording at up to 1280x720, 30fps
  • Support for recording as MP4 files
  • Taking still image snapshots during recording
  • Save recording files and screenshots to system album
  • Input signal previewing
  • Timer recording: 15s, 30s, 1min, 2min, 5min

Remote Control Features in App

  • Remotely control recording and streaming
  • Remotely check device status
  • Support for setting volume, network, recording and live streaming parameters
  • Support for checking and safely updating device firmware (can also reset to previous firmware version)
  • Simultaneous main stream and sub stream encoding with customizable parameters
  • The bitrate for main stream is up to 4 Mbps while for sub stream is 1 Mbps
  • In-app online help

LED Indicator

  • Indicates the state of the input signal, Ethernet Network, Wi-Fi, USB flash drive
  • Indicates the working state of the device: startup, recording, streaming, update

Form Factor

  • 94.20mm x 94.20mm x 28.50mm


  • AC adapter

Power Supply and Consumption

  • Power port
    • 5V/2A
  • Max power consumption: ~6.0 W

Working Environment

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


Additional product information

User manual Download
Codec / Files
  • MP4
  • v1.4
  • v1.4

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