HDMI 4K 120M KVM Extender – Long-Distance HDMI, USB & IR Extension
Extend Your 4K Experience Up to 120 Metres
The HDMI 4K 120M KVM Extender is a powerful long-distance AV solution designed to extend compatible HDMI video, USB keyboard/mouse control, and IR signals over Cat5e/Cat6 network cable. It allows you to place your HDMI source and display farther apart while maintaining convenient remote access and control.
Ideal for offices, conference rooms, classrooms, control rooms, digital signage, home entertainment, security monitoring and professional AV installations, this extender provides a practical way to overcome the limitations of standard HDMI cable distances.
Key Features
- 4K Ultra HD Support – Enjoy high-resolution video with compatible 4K equipment.
- Up to 120M Transmission – Extend signals over suitable Cat5e/Cat6 network cable.
- KVM Functionality – Supports remote keyboard and mouse control.
- HDMI Loop-Out – Convenient local HDMI output on compatible transmitter setups.
- USB 2.0 Support – Extends compatible USB peripherals for KVM operation.
- IR Pass-Through – Allows compatible infrared remote-control signals to be transmitted.
- Cat5e/Cat6 Transmission – Uses standard network cabling for long-distance installation.
- Plug & Play Setup – Designed for straightforward installation and operation.
- Transmitter & Receiver System – Provides a complete extension link between source and display locations.
- Professional Applications – Suitable for commercial, educational, security and entertainment environments.
4K Ultra HD Video Extension
Bring your compatible 4K content to a remote display without relying on an excessively long HDMI cable. The HDMI 4K 120M KVM Extender is designed for high-resolution video transmission over network cable.
This makes it suitable for applications where the computer, media player or other HDMI source is positioned away from the display.
Note: Actual supported resolution, refresh rate and maximum transmission distance depend on the specific installation, cable quality and connected equipment.
Long-Distance Transmission Up to 120M
With a rated transmission distance of up to 120 metres, this extender is designed for installations where source and display devices are separated by a considerable distance.
Using suitable Cat5e or Cat6 cable can provide a more practical and organized alternative to running very long HDMI cables.
Remote KVM Control
The KVM feature allows users to extend compatible USB keyboard and mouse signals along with the video connection. This means you can operate a computer from a remote location while the main computer remains installed elsewhere.
This is particularly useful for:
- Control rooms
- Monitoring stations
- Offices
- Server/equipment rooms
- Conference facilities
- Educational environments
- Digital signage systems
HDMI Loop-Out
The transmitter features an HDMI output/loop-out connection, allowing compatible setups to maintain a local display while extending the signal to a remote location.
This can be useful when you need to monitor the same source both locally and at a remote display.
IR Pass-Through
The built-in IR functionality supports remote-control signal transmission between compatible source and display locations. This provides greater convenience when the connected equipment is positioned away from the user.
USB 2.0 Connectivity
With USB connectivity for KVM applications, the extender can support compatible peripherals such as:
- Keyboard
- Mouse
- USB control devices
- Other compatible USB peripherals
This makes the system more than just a video extender—it can also provide remote control of a connected computer.
Cat5e/Cat6 Network Cable
The extender uses standard Cat5e/Cat6 network cabling as its long-distance transmission medium. This can simplify cable management and make installations easier to integrate into existing structured cabling systems.
For best performance, use good-quality cable and follow the recommended installation distance and configuration for the specific product.
Ideal for Multiple Applications
🖥️ Control Rooms
Extend computer or monitoring displays to remote operator stations.
💼 Offices & Conference Rooms
Connect presentation computers to displays positioned farther away.
🎓 Schools & Training Centres
Send high-quality video from a computer to a remote classroom display.
🏠 Home Entertainment
Position your media source away from the television while maintaining a remote connection.
🏢 Data & Equipment Rooms
Keep computers and equipment in dedicated rooms while allowing remote operation.
📺 Digital Signage
Deliver compatible content to strategically positioned commercial displays.
🔐 Security & Monitoring
Useful for extending compatible monitoring systems to remote viewing locations.
Simple Installation
A typical setup is straightforward:
HDMI Source → Transmitter → Cat5e/Cat6 Cable → Receiver → HDMI Display
For KVM applications, compatible USB keyboard and mouse devices can also be connected to provide remote computer control.
Product Specifications
| Specification | Details |
|---|---|
| Product Type | HDMI 4K 120M KVM Extender |
| Maximum Transmission | Up to 120M* |
| Video Resolution | Up to 4K Ultra HD* |
| Video Interface | HDMI |
| KVM | Keyboard & Mouse Control |
| USB | USB 2.0* |
| HDMI Loop-Out | Supported* |
| IR | IR Pass-Through |
| Transmission Cable | Cat5e / Cat6 |
| System | Transmitter + Receiver |
| Installation | Plug & Play |
| Main Applications | AV, Presentation, Control & Entertainment |
*Specifications marked with an asterisk should be confirmed against the manufacturer’s datasheet for your exact model before publication, particularly resolution/refresh rate, USB capabilities and maximum transmission distance.
Benefits at a Glance
✅ Extend HDMI signals up to 120M*
✅ Supports compatible 4K Ultra HD video
✅ Remote keyboard and mouse control
✅ HDMI loop-out functionality*
✅ USB 2.0 support*
✅ IR remote-control pass-through
✅ Uses Cat5e/Cat6 network cable
✅ Suitable for long-distance installations
✅ Plug-and-play design
✅ Ideal for commercial and residential applications
Why Choose the HDMI 4K 120M KVM Extender?
When your HDMI source and display are located far apart, the HDMI 4K 120M KVM Extender provides a convenient way to bridge the distance. It combines video extension, USB KVM control, HDMI loop-out and IR pass-through into one practical system.
Whether you’re setting up a professional control room, conference facility, classroom, digital signage system or home entertainment environment, this extender helps create a flexible and organized AV installation.
What’s Included
A typical package includes:
- 1 × HDMI 4K 120M KVM Transmitter
- 1 × HDMI 4K 120M KVM Receiver
- Power adapters
- User accessories/cables as supplied by the manufacturer



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