The Gefen GTB-HD4K2K-444-BLK ToolBox 4×4 Matrix for HDMI is an innovative solution for managing multiple Ultra HD sources and displays. This compact and lightweight matrix allows seamless routing of up to four 4K or 1080p Full HD sources to four Ultra HD displays, ensuring optimal performance and flexibility. With various control options and clear status indicators, the GTB-HD4K2K-444-BLK enhances your home theater or professional AV setup.
Linear GTB-HD4K2K-444-BLK Key Features
- Maximum Pixel Clock: 300 MHz – Supports high-resolution video quality for crystal-clear images.
- HDMI Input Connectors: (4) Type A 19-pin female, locking – Secure and reliable connections for your devices.
- HDMI Output Connectors: (4) Type A 19-pin female, locking – Facilitates easy routing to multiple displays without signal loss.
- USB Port: (1) Mini-B – Allows for easy firmware updates and device management.
- RS-232 serial port: (1) DB-9, female – Enables integration with existing control systems for automation.
- Ethernet (IP Control) Port: (1) RJ-45 – Provides network control options via Telnet, UDP, and a web interface.
- FST Selector: (1) tact-type, recessed push-button – Quickly switches between different source formats for optimized playback.
- Audio Selector: (1) tact-type, recessed push-button – Streamlines audio routing to enhance sound management.
- EDID Selector: (1) tact-type, recessed push-button – Customizes display settings for optimal compatibility.
- Routing Selectors: (2) tact-type push-buttons – Simplifies manual control for each source and display pairing.
- Power Indicator: (1) LED, blue – Easily check if the device is powered on or off.
- FST Indicators: (2) LED, green – Visual confirmation of the selected FST mode.
- Audio Indicators: (2) LED, green – Shows the current audio routing status at a glance.
- EDID Indicators: (3) LED, green – Displays active EDID status for quick troubleshooting.
- Routing Indicators: (8) LED, green – Keeps users informed about current routing configurations.
- IR Sensor: (1), on front panel – Ensures reliable remote control operation.
- IR Extender Port: (1) 3.5mm mini-stereo jack – Expands control capabilities using additional IR devices.
- DC Power Connector: (1) Locking type – Prevents accidental disconnection during operation.
Detailed Specifications for Gefen GTB-HD4K2K-444-BLK
| Maximum Pixel Clock | 300 MHz |
| HDMI Input Connectors | (4) Type A 19-pin female, locking |
| HDMI Output Connectors | (4) Type A 19-pin female, locking |
| USB Port | (1) Mini-B |
| RS-232 Serial Port | (1) DB-9, female |
| Ethernet (IP Control) Port | (1) RJ-45 |
| FST Selector | (1) tact-type, recessed push-button |
| Audio Selector | (1) tact-type, recessed push-button |
| EDID Selector | (1) tact-type, recessed push-button |
| Routing Selectors | (2) tact-type push-buttons |
| Power Indicator | (1) LED, blue |
| FST Indicators | (2) LED, green |
| Audio Indicators | (2) LED, green |
| EDID Indicators | (3) LED, green |
| Routing Indicators | (8) LED, green |
| IR Sensor | (1), on front panel |
| IR Extender Port | (1) 3.5mm mini-stereo jack |
| DC Power Connector | (1) Locking type |



















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