MAGEWELL 53020 Ultra Stream SDI Single Channel HD Streaming Encoder


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  • Record and stream 1 channel of 3G SDI + embedded audio + microphone
  • Loop-through SDI + embedded audio

    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

    Supported Web Browser

    • Microsoft Internet Explorer 11
    • Microsoft Edge
    • Mozilla Firefox version 61 and above
    • Google Chrome version 49 and above
    • Apple Safari 11.1 and above
    • Opera 55.0.2994.44 and above

    Input Interfaces

    • BNC
      • SD/HD/3G SDI
    • 3.5mm audio jack
      • Microphone interface

    Output Interfaces

    • BNC
      • SD/HD/3G SDI
    • 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
    • USB
      • USB 3G/4G Modem (not included)


    • Bluetooth 4.0 BLE

    SDI Specific Features

    • Support for SD/HD/3Ga/3Gb/3Gb-DL/3Gb-DS standards
    • Support for 2K (2048x1080) input and loopthrough signals
    • Support for 8/10/12-bit color depths
    • Support for 60p, 60i, 50p, 50i, 30p, 25p signal formats
    • Limited support for the first stream of 3Gb-DS
    • Limited support for the first link of dual link interfaces
      • YCbCr 4:2:2 10-bit 1080p 50/59.94/60: output as 1080i 50/59.94/60
      • YCbCr 4:4:4 10-bit: output as 4:2:2
      • RGB 4:4:4: R/B sub-sampled

    Analog Audio Features

    • Extraction of stereo embedded SDI 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/HEVC (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
    • Take 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 by multiple users simultaneously
    • Support for setting volume, network, recording and live streaming parameters
    • Support for checking and safely updating device firmware (can also reset to factory firmware version)
    • Simultaneous main stream and sub stream encoding with customizable parameters
    • The bitrate for main stream is up to 8 Mbps while for sub stream is 1 Mbps
    • Support for modifying output AAC bitrate
    • In-app online help
    • Support for multiple users log-in simultaneously
    • Support for device configuration using Web UI

    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 22.30mm


    • 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