The Kramer VS-44UHDA 4×4 4K UHD HDMI and Audio Matrix Switcher is designed for superior signal management and audio flexibility, supporting 4K@60Hz video resolution and up to 12×12 audio routing capabilities. With advanced features such as automatic input selection, extensive compliance with HDMI and HDCP standards, and robust control options, this matrix switcher is perfect for professional AV setups requiring high-quality performance and reliability.
Kramer VS-44UHDA Key Features
- Max. Data Rate: 8.91Gbps data rate (2.97Gbps per graphics channel) – Ensures smooth transmission of high-definition video signals.
- Max. Resolution: Up to 4K@60Hz UHD (4:2:0) – Delivers stunning picture quality for all your video sources.
- Independent Audio Matrix: With ARC support – Enables flexible audio routing for enhanced multimedia experiences.
- Audio Handling: Level & balance support – Provides optimal sound quality and control over audio output.
- Kramer Step-in Over HDMI Technology: Simplifies connectivity for users and enhances usability.
- HDMI, HDCP and DVI Compliance: Ensures compatibility with a wide range of devices and content protection standards.
- Selectable HDCP Off per Input: Allows for flexibility in managing content sources without HDCP restrictions.
- Memory Locations: Eight presets for quick access to common configurations – Streamlines setup and operation for frequent tasks.
- Advanced EDID Management: per Input – Optimizes video signal integrity and compatibility with connected devices.
- Active Source & Acceptor Detection: Automatically detects connected devices for seamless switching.
- Automatic Input Selection: Based on priority selection or last connected input – Ensures quick access to preferred sources.
- HDMI Support: Deep Color, 3D, up to 7.1 uncompressed audio channels – Supports the latest multimedia formats for an immersive experience.
- Kramer reKlocking™ and Equalization Technology: Rebuilds the digital signal for extended transmission distances, maintaining signal quality.
- Embedded Pattern Generator: With selectable patterns – Useful for testing and calibrating video setups.
- Lock Button: Prevents tampering with settings, ensuring consistent performance in public installations.
- Kramer Protocol 3000 Support: Enhances integration with other Kramer devices.
- Firmware Upgrade: Via mini USB, Ethernet or the RS-232 port – Keeps your device updated with the latest features and improvements.
- Control Options: RS-232, Ethernet, and embedded Web pages – Offers versatile control methods for various user preferences.
Kramer VS-44UHDA Detailed Specifications
| Feature | Details |
|---|---|
| Max. Data Rate | 8.91Gbps (2.97Gbps per graphics channel) |
| Max. Resolution | Up to 4K@60Hz UHD (4:2:0) |
| Audio Matrix | Independent with ARC support |
| Audio Handling | Level & balance support |
| HDMI Compliance | HDCP and DVI compliant |
| Memory Locations | Eight presets |
| Firmware Upgrade | Mini USB, Ethernet, RS-232 |
| Control Options | RS-232, Ethernet, Web pages |



















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