R 58,388.00

AJA KONA 4 IO Card is backordered and will ship as soon as it is back in stock.



KONA 4 is a powerful 4-channel video and audio desktop I/O card with unparalleled features for handling everything from SD to HD, 2K and 4K with full 10-bit 4:2:2 and 4:4:4 sampling for fantastic image clarity and 12-bit support. For HDR* workflows, KONA 4 supports HDR10, HLG, PQ and Dolby Vision forĀ rich color delivery over SDI and/or HDMI. It works with AJA's Control Room, Control Panel software and SDK tools, providing support for leading content creation applications, such as AdobeĀ® PremiereĀ® Pro, AppleĀ® Final CutĀ Pro, Avid Media ComposerĀ®, FilmLight products and more.Ā KONA 4 has the power for the work you do today and into the future.


  • 4K/UltraHD/2K/HD/SD up to 50/60p
  • 4x bidirectional 3G-SDI spigots with 16-channel embedded audio
  • HDMI 1.4b monitoring with 8-channel embedded audio, plus 4K to HD downsampling
  • RGB 4:4:4 12-bit, YCbCr 4:2:2 10-bit and HFR workflows supported
  • Real time up, down, cross-conversion (HD/SD)
  • 4K Closed Caption Support
  • VPID signaling for SDR/HDR Transfer Characteristics, Colorimetry and Luminance via SDI
  • PQ, HLG, HDR10, HDR10+ and Dolby Vision Support
  • HDR Metadata Capture and Auto Playback Detection
  • Compatible with leading creative apps
  • Includes support for the new Apple M1 chip
  • Supports AES Audio I/O for Telestream Wirecast
  • Included breakout cable for Ref (Analog or Tri-level), LTC, RS-422, 8-ch AES/EBU
  • Extend external connectivity with K3G-BOX breakout box
  • Three year warranty

Professional Connectivity

KONA 4 features bi-directional 3G-SDI connections that can be used for input and output. 16-Channels of embedded audio over SDI for multi-channel audio work andĀ HDMI 2.0b monitoring output.Ā LTC I/O, Genlock input, RS-422 control, configurable 3 x BNC SD/HD analog video output and 8-channel AES audio I/O with the K3G-Box allĀ allow KONA 4 to integrate into a variety of workflows from HDR to HFR, 4K to Multi-Channel HD for streaming and more.

Apple M1 Chip Support

Desktop Software v16.1 and above is optimized for the Apple M1 chip with native support for AJA macOS drivers, application plug-ins, AJA Control Room, AJA Control Panel, AJA System Test and AJA NMOS software.

4K Closed Caption Support

AJA Control Room

  • Supports CEA-608 or 608-in-708 via ANC extraction firmware

Avid & Adobe Plugins

  • All SMPTE-291 (ANC) based captions supported
  • Adobe Premiere supports native 708 if the raw data is available. For instance in the Adobe plug-ins we handle the case where Premiere hands us full 708 data, we just pass it through to the device
  • Avid Media Composer supports active video ANC (line 21) or ANC via ANC extractor/inserter (up to UHD/4K)

Apple Mac Pro Compatible

AJA offers full compatibility for the new Apple Mac Pro, including support for AJA Control Room with Metal compatibility as well as extensive support for a range of applications.Ā macOS support for 12.x (Monterey),Ā 11.0 (Big Sur), 10.15 (Catalina), 10.14 (Mojave) is also offered with KONA 4.

For productions handling high resolution workflows all the way up to 4K, KONA 4Ā is a perfect video and audio I/OĀ companion.

Hardware Keying

The built-in hardware downstream keyer allows graphics and images to be overlaid on the input video to the card for easy overlays.

KONA 4 Operating System Compatibilites

  • macOS support for 12.x (Monterey), 11.0 (Big Sur), 10.15 (Catalina), 10.14 (Mojave).

  • Linux Ubuntu support for 20.04 LTS, 18.04 LTS, 16.04Ā  LTS.

  • Linux Redhat/CentOS (8) and (7) support.

  • Windows 11, 10 and updates.