AJA KONA 4, 4-Channel Video and Audio Desktop I/O Card

Call for Price


4K/2K/3G/Dual Link/HD/SD I/O, 10-bit PCIe Card, HDMI Output with HFR Support


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 for 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 Adobe® Premiere® Pro, Apple® Final Cut Pro, Avid Media Composer®, FilmLight products, and more.  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 and YCbCr 4:2:2 10-bit HFR workflows supported
  • 10-bit LUT support (.cube)
  • 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
  • Includes support for the Apple M1 chip
  • Compatible with OBS Studio, vMix, Telestream Wirecast, Adobe Creative Suite, Apple FCP, Avid Media Composer, and much more.
    Includes support for the new Apple M1 chip
  • 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