Ultra Stream SDI Specifications

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Input Features

  • Max input & loop-through signal: 2048x1080 60fps
  • Supported SDI inputs include:
    • 2048x1080p/2048x1080i/1920x1080p/1920x1080i 23.98/24/25/29.97/30/47.95/48/50/59.94/60
    • 1280x720p 25/29.97/30/50/59.94/60
    • 720x576 25p/50i (PAL SD)
    • 720x480 29.97p/59.94i (NTSC SD)
  • 8/10/12-bit color
  • Support 16-Channel SDI embedded audio
  • Input audio from 3.5mm microphone
  • SD/HD/3G BNC input & loopthrough
  • SD (ST 259)/HD (ST 292)/3Ga (ST 425)/3Gb (ST 425)/3Gb-DL (ST 425)/3Gb-DS (ST 425) standards

Encoding Features

  • Dual-stream encoding: main stream and sub stream
  • Max bitrate:
    • Main Stream - 8Mbps
    • Sub Stream - 2Mbps
  • Supported resolutions:
    • HD: 1920x1080, 1600x1200, 1600x900, 1440x1080, 1440x900, 1280x1024, 1280x960, 1280x800, 1280x720, 1024x768
    • SD: 960x540, 800x600, 768x576, 720x576, 720x540, 640x480, 640x360, 480x360, 480x270
  • Supported frame rates: 60/59.94/50/30/29.97/25/24/15/10/5fps
  • H.264/H.265(HEVC) video encoders
  • Encoding 2-channel AAC at 48kHz, 16-bit
  • Supported audio bitrates: 256/192/128/96/64/48/32/16 kbps
  • Extracting audio from SDI signal and output through 3.5mm headphone
  • Encoding videos after de-interlacing

Streaming Features

  • Natively support streaming to Facebook, Twitch and YouTube
  • Supported streaming protocols including RTSP/RTMP/RTMPS
  • Up to 2 streaming sessions simultaneously

Recording Features

  • Recording to a USB flash drive, internal SD storage and paired mobile device simultaneously
  • When recording to a USB Flash Drive
    • support auto-recording, normal recording
    • recording as MP4 or MOV files
    • Recording duration can be 5/10/30/40/50/60/90/120 min
    • Downloading recorded videos via WebUI
  • When recording to internal SD storage (32GB)
    • support auto-recording, loop-styled or normal recording
    • recording as MP4 or MOV files
    • Recording duration can be 5/10/30/40/50/60/90/120 min
    • uploading recorded videos to a specified FTP server (FTP over TLS is supported), your Dropbox and Google Drive via WebUI
    • Downloading recorded videos via WebUI
  • When recording to paired mobile device
    • recording as MP4 files
    • taking still image snapshots during recording
    • timer recording at 15s, 30s, 1min, 2min, 5min

Configuration Management

  • Register with 2 Control Hub platforms
  • Remote control via Application, WebUI and Control Hub
  • Provide comprehensive information regarding the system information of device and working status in real-time
  • Configure parameters of volume and color, input and output signals, stream profiles, no signal image, the Ethernet and Wi-Fi connection, as well as date and time
  • Update firmware
  • WebUI supports IE/Edge/Firefox/Chrome/Safari/Opera web browsers
  • Provide HTTP APIs


  • Wired Ethernet network: 10/100/1000Mbps
  • Wi-Fi 802.11 a/b/g/n/ac
  • 3G/4G USB mobile broadband Modem (not included)
  • Bluetooth 4.0 BLE

LED Indicators

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

Power Supply and Consumption

  • DC 5V/2A
  • Max power consumption: ~7.2 W

Form Factor

  • 94.20mm x 94.20mm x 22.30mm


  • AC adapter

Working Environment

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