AJA KONA 4 4K/HD/SDI PCIe Video I/O Card with HDR Support

AJA KONA 4 4K/HD/SD PCIe Video I/O Card with HDR Support

The AJA KONA 4 is a professional PCIe video and audio I/O card designed for 4K, UltraHD, 2K, HD, and SD video production, post-production, broadcast, and live video workflows. With four bidirectional 3G-SDI connections, HDMI monitoring output, high-frame-rate support, and advanced HDR capabilities, KONA 4 delivers flexible connectivity and high-quality video capture and output for demanding production environments.

Supporting 10-bit 4:2:2 and 12-bit 4:4:4 video workflows, the KONA 4 integrates with leading editing, compositing, streaming, and playback applications. HDR support includes HDR10, HLG, PQ, and Dolby Vision, making it a versatile solution for professional video monitoring, editing, and content delivery.

Key Features of the AJA KONA 4

• Multi-format video I/O: Supports 4K, UltraHD, 2K, HD, and SD video formats.
• 4K high-frame-rate support: Supports 4K and UltraHD workflows at up to 50p and 60p.
• Professional 3G-SDI connectivity: Four bidirectional 3G-SDI connections support flexible video input and output with up to 16 channels of embedded audio.
• HDMI monitoring output: Monitor 4K/UltraHD video on compatible displays, with 4K-to-HD downsampling support.
• Advanced HDR workflows: Supports HDR10, HLG, PQ, and Dolby Vision, with HDR metadata capture and automatic playback detection through AJA Control Room.
• High-quality color: Supports 10-bit YCbCr 4:2:2 and 12-bit RGB 4:4:4 workflows.
• Real-time conversion: Supports HD/SD up-conversion, down-conversion, and cross-conversion.
• Professional application compatibility: Works with supported workflows in Adobe Premiere Pro, Apple Final Cut Pro, Avid Media Composer, OBS Studio, vMix, Telestream Wirecast, and other production applications.
• Apple silicon support: Compatible with AJA desktop software and supported macOS workflows on Apple silicon systems.
• Professional system connectivity: Supports reference, LTC, RS-422, and additional audio and video connections through the included breakout cable and optional K3G-Box.
• Three-year warranty: Includes AJA's three-year product warranty.

Professional 4K Video Capture and Output

The AJA KONA 4 provides flexible video I/O for professional editing suites, broadcast facilities, post-production systems, and live production environments. Its four bidirectional 3G-SDI connections support a range of video input and output configurations, while embedded SDI audio simplifies multichannel audio workflows.

The card supports 4K and UltraHD output for monitoring on compatible displays and projectors, including high-frame-rate workflows at 50p and 60p. It also supports AJA RAW capture at up to 120 fps through four 3G-SDI connections, enabling high-frame-rate acquisition and slow-motion production when used with compatible cameras and workflows.

HDR Monitoring and Color Workflows

KONA 4 supports professional High Dynamic Range workflows for applications that require accurate color, expanded brightness, and consistent monitoring. Supported HDR formats include HDR10, HLG, PQ, and Dolby Vision.

With AJA Control Room and AJA Control Panel, users can configure HDR output, work with SDR/HDR signaling over SDI, capture supported HDR metadata, and automatically detect HDR metadata during compatible file playback. These capabilities help production teams monitor content in the intended dynamic range across supported SDI and HDMI workflows.

The card also supports 10-bit YCbCr 4:2:2 and 12-bit RGB 4:4:4 workflows, providing flexibility for professional editing, color grading, compositing, and finishing.

Connectivity for Broadcast and Post-Production

The AJA KONA 4 is designed to integrate into a variety of professional video systems. Its bidirectional 3G-SDI connections, HDMI monitoring output, and embedded audio support make it suitable for editing, video playback, broadcast, and multi-channel HD production.

The included breakout cable provides connections for reference signals, LTC, RS-422, and eight-channel AES/EBU audio. For expanded external connectivity, the optional AJA K3G-Box adds supported analog video and audio I/O options, including configurable SD/HD analog video output and additional professional connections.

Additional capabilities include a built-in hardware downstream keyer for overlaying graphics and images, plus support for 4K closed caption workflows in compatible applications.

Compatible Editing, Streaming, and Production Software

The AJA KONA 4 works with supported professional video applications, including:

• Adobe Premiere Pro and supported Adobe Creative Cloud video workflows
• Apple Final Cut Pro
• Avid Media Composer
• OBS Studio
• vMix
• Telestream Wirecast
• FilmLight products and other compatible content creation applications

Compatibility and available features vary by application, operating system, driver version, and workflow. Check AJA's current software documentation for specific system requirements.

Apple Silicon Support

AJA desktop software includes support for Apple silicon systems, with compatible macOS drivers, application plug-ins, AJA Control Room, AJA Control Panel, and AJA System Test. This enables supported KONA 4 workflows on compatible Apple-based production systems.

Augmented Reality and Virtual Production

KONA 4 can support real-time SDI video workflows that combine camera footage with virtual environments created in Unreal Engine. These workflows can help broadcasters and production teams composite live-action footage with virtual sets and augmented reality graphics for live output.

In film and commercial production, compatible real-time compositing workflows can help crews preview visual effects on set, improve collaboration, and reduce the need for certain reshoots.

Professional Support and Warranty

AJA provides technical support to help customers with installation, configuration, and operation of KONA products. The KONA 4 includes a three-year product warranty, subject to AJA's applicable warranty terms.

Choose the AJA KONA 4 for professional 4K video capture, HDR monitoring, high-frame-rate production, and flexible SDI/HDMI connectivity in compatible desktop video systems.

INPUTS/OUTPUTS

• System Connection: PCIe 2.0 x8
• Inputs/Outputs
  • 4x BNC (3G-SDI)
  • 1x HDMI (1.4)
• Other I/O
  • 1x DE-9/DB-9 RS-422 Input
  • 1x BNC Genlock Input/Output
• Simultaneous Multi-Input Support: Yes

FORMAT SUPPORT

• Input Video Format
  • SDI (10-Bit 4:4:4/4:2:2 RGB, YCC)
  • DCI 4K at 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
  • UHD 4K at 23.98/24/25/29.97/30/50/59.94/60 fps
  • DCI 2K at 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
  • DCI 2KPsF at 23.98/24/25 fps
  • 1080i at 50/59.94/60 fps
  • 1080PsF at 23.98/24/25/29.97/30 fps
  • 1080p at 23.98/24/25/29.97/30/50/59.94/60 fps
  • 720p at 23.98/24/25/29.97/30/50/59.94/60 fps
  • 576i / 625 lines at 50 fps
  • 480i / 525 lines at 23.98/59.94 fps
• Input Audio Format: S/PDIF: 48 kHz / 24-Bit
• Output Video Format
  • HDMI / SDI (10-Bit 4:4:4/4:2:2 RGB, YCC)
  • DCI 4K at 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
  • UHD 4K at 23.98/24/25/29.97/30/50/59.94/60 fps
  • DCI 2K at 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
  • DCI 2KPsF at 23.98/24/25 fps
  • 1080i at 50/59.94/60 fps
  • 1080PsF at 23.98/24/25/29.97/30 fps
  • 1080p at 23.98/24/25/29.97/30/50/59.94/60 fps
  • 720p at 23.98/24/25/29.97/30/50/59.94/60 fps
  • 576i / 625 lines at 50 fps
  • 480i / 525 lines at 23.98/59.94 fps
• Embedded Audio
  • SDI: 16-Channel
  • HDMI: 8-Channel

STANDARDS

• Video Standard Compliance: SMPTE 259M-C/292M/425M
• HDR Support: Yes: HDR10/Hybrid Log Gamma

ENVIRONMENTAL

• Power Consumption: Device: 24 W
• Operating Temperature: 32 to 104°F / 0 to 40°C
• Storage Temperature: -40 to 140°F / -40 to 60°C
• Operating Humidity: 10 to 90%
• Dimensions: 6.9 x 5 x 0.8" / 17.5 x 12.7 x 2 cm
• Weight: 0.9 lb / 0.4 kg

• AJA KONA 4 PCI-E Video I/O Card
• Warranty: Limited 3-Year Manufacturer Warranty