Gefen GTB-HD4K2K-442-BLK 4K Ultra 4×2 Matrix for HDMI

Introduction
The Gefen GTB-HD4K2K-442-BLK is a 4K Ultra 4×2 Matrix designed to handle high-resolution HDMI video and audio signals. This device allows you to route up to four HDMI sources to two displays, making it ideal for home theaters, conference rooms, or any application requiring flexible HDMI signal distribution.
Specifications
- Model: Gefen GTB-HD4K2K-442-BLK
- Input Ports: 4x HDMI (female)
- Output Ports: 2x HDMI (female)
- Maximum Video Resolution: 4K Ultra HD (3840×2160 @ 30Hz, 4096×2160 @ 24Hz)
- HDCP Support: HDCP 1.4 compliant
- Deep Color Support: 12-bit per channel (36-bit total)
- Audio Formats: PCM 2-channel, LPCM 5.1, LPCM 7.1, Dolby Digital, DTS 5.1, Dolby Digital+, Dolby TrueHD, DTS-HD Master Audio, Dolby Atmos, DTS:X
- Power Supply: 5V DC (included)
- Dimensions: 8.38″ W x 1″ H x 4.88″ D
- Weight: 1.9 lbs
Features
- 4×2 Matrix Switching: Allows you to connect up to four HDMI sources and route them to two displays, providing versatile signal distribution.
- 4K Ultra HD Resolution: Supports resolutions up to 4K Ultra HD, delivering stunning visuals with crisp detail and vibrant colors.
- HDCP Compliance: Ensures compatibility with protected content, allowing you to watch copy-protected movies and shows without issues.
- Deep Color Support: Enables smoother color gradations, resulting in more realistic and lifelike images.
- Audio Support: Accommodates a wide range of audio formats, from standard stereo to high-definition audio, ensuring an immersive audio experience.
- EDID Management: Automatically manages the communication between connected sources and displays, ensuring proper signal handling and compatibility.
- RS-232 Control: Allows for advanced control and integration with third-party control systems.
- IR Remote Control: Comes with an IR remote for easy switching between sources and displays.
- Compact Design: The sleek and compact design allows for easy installation and placement in various environments.
- LED Indicators: Front-panel LEDs indicate the active input and output channels, simplifying setup and troubleshooting.
- Plug-and-Play: No software installation is required; the matrix is ready to use out of the box.
- Sturdy Build: Durable construction ensures reliability and longevity.
User Manual
FAQ’s
What is the maximum resolution supported by the Gefen GTB-HD4K2K-442-BLK?
The Gefen GTB-HD4K2K-442-BLK supports resolutions up to 4K Ultra HD (3840x2160 @ 30Hz, 4096x2160 @ 24Hz).
How many HDMI inputs does the matrix have?
The matrix has four HDMI inputs.
Can I connect two displays simultaneously to this matrix?
Yes, the Gefen GTB-HD4K2K-442-BLK allows you to connect two displays and switch between them as needed.
Does this matrix support HDCP-protected content?
Yes, the matrix is HDCP 1.4 compliant and supports HDCP-protected content.
What audio formats are supported by the GTB-HD4K2K-442-BLK?
The matrix supports various audio formats, including PCM 2-channel, LPCM 5.1, LPCM 7.1, Dolby Digital, DTS 5.1, Dolby Digital+, Dolby TrueHD, DTS-HD Master Audio, Dolby Atmos, and DTS:X.
How is the matrix controlled?
The matrix can be controlled using the included IR remote, RS-232, or through third-party control systems.
Does it come with a power supply?
Yes, the matrix comes with a 5V DC power supply.
Is the Gefen GTB-HD4K2K-442-BLK a plug-and-play device?
Yes, the matrix is plug-and-play, and no software installation is required.
Can I use this matrix for gaming consoles and streaming devices?
Absolutely! You can connect gaming consoles, streaming devices, and other HDMI sources to this matrix.
What is the purpose of the EDID management feature?
EDID management ensures that the matrix communicates effectively with connected sources and displays to optimize signal transmission and compatibility.
Can I mount this matrix on a wall?
The matrix is not designed for wall mounting but can be placed on a flat surface or mounted within a rack.
Does the Gefen GTB-HD4K2K-442-BLK come with a warranty?
Yes, Gefen typically offers a limited warranty on their products; check the product documentation for specific details.


















