Milestone Electronics
HDMI Extenders
Model: ML-HUIKVMT-4K (Transmitter) · ML-HUIKVMR-4K (Receiver)

4K HDMI USB KVM IR RS232 Extender over Cat6

The ML-HUIKVMT-4K/ML-HUIKVMR-4K enables long-distance extension of HDMI video, USB keyboard and mouse control, IR signals, and RS232 communication over a single Cat6 cable for centralised equipment management and remote workstation operation.

Max Resolution
4K @ 30Hz
Max Distance
200 metres
Cable Type
Cat6
USB Control
Keyboard + Mouse
IR Support
Yes
Yes
Metal

Max Resolution

1080p Full HD

Audio Input

Stereo Analogue

Output

Single HDMI

Product Overview

What makes the ML-HUIKVM-4K

The ML-HUIKVMT-4K/ML-HUIKVMR-4K extender transmits multiple signal types simultaneously, including HDMI video, USB keyboard and mouse control, IR signals, and RS232 serial communication. By combining these functions in a single system, it allows operators to interact with remote equipment as if they were physically present at the source location.

In a standard point-to-point configuration, the transmitter connects directly to the source computer or HDMI device, while the receiver is placed at the remote workstation location. The receiver provides two USB outputs for connecting keyboard and mouse devices, enabling full remote system control.

With support for HDMI resolution up to 4K at 30Hz, the ML-HUIKVM-4K ensures high-quality Ultra HD video output for professional monitoring, computing, and AV control applications.

The use of Cat6 cabling allows integration with the structured network infrastructure commonly found in commercial buildings and enterprise environments — making deployment straightforward without the need for specialist cabling.

Quick Specs
Model (TX)
ML-HUIKVMT-4K

Model (RX)

ML-HUIKVMR-4K
Max Resolution
4K UHD @ 30Hz
Also Supports
1080P, 720P
Max Distance
200 metres (Cat6)
USB Ports (RX)
2× USB (KB + Mouse)
IR Extension
Yes
RS232 Control
Yes
Deployment
P2P + P2MP

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Key Features

Built for professional remote control

Four signal types. One Cat6 cable. Complete remote workstation control from up to 200 metres away.

4K HDMI Video Transmission

The extender supports HDMI video resolutions up to 4K at 30Hz, delivering high-quality video output suitable for modern professional displays and workstations.

Long-Distance Signal Extension

Using a single Cat6 cable, the extender transmits HDMI, USB, IR, and RS232 signals up to 200 metres, allowing equipment to be centralised in server rooms or AV racks while maintaining remote control stations at distant locations.

KVM Remote Control

The integrated KVM functionality allows users to operate a remote computer system using a locally connected keyboard and mouse, eliminating the need for additional workstations while enabling centralised equipment management.

IR and RS232 Signal Extension

In addition to HDMI and USB, the extender also transmits IR and RS232 control signals, enabling remote control of AV devices and serial-controlled equipment installed near the transmitter unit.

Flexible Deployment Options

The system supports both point-to-point and point-to-multipoint configurations. In a multipoint setup, one transmitter distributes signals to multiple receivers through a standard Ethernet switch, useful for monitoring environments.

Professional Environment Suitability

Designed for deployment in control rooms, industrial automation environments, IT server rooms, and professional AV installations where reliable, long-distance signal transmission and remote system management are required.

Installation

Point-to-point or point-to-multipoint

The ML-HUIKVM-4K supports two installation architectures — a direct two-unit setup or a networked multi-receiver configuration using a standard Ethernet switch.

01

Point-to-Point Configuration

In a standard setup, the ML-HUIKVMT-4K transmitter connects directly to the ML-HUIKVMR-4K receiver using a single Cat6 cable. This configuration provides reliable signal transmission up to 200 metres between the source and the remote workstation. Ideal for single-operator setups where one remote location requires access to one source system.

02

Point-to-Multipoint Distribution

For installations requiring multiple remote access points, the system can be deployed in a point-to-multipoint configuration using a standard Ethernet switch. One transmitter distributes signals to multiple receiver units connected through the network switch. This architecture is suited for monitoring environments where multiple operators need access to the same system or video feed.

Point-to-Point Configuration
Direct connection — no switch required
Point-to-Multipoint Configuration
One transmitter distributes to multiple receiver locations via a standard Ethernet switch
Ideal Applications

Where the ML-HUIKVM-4K performs

Designed for professional environments where signal integrity, long-distance extension, and remote control reliability are non-negotiable.

Control Rooms

Operate remote computers, servers, or AV systems from centralised monitoring stations. The ML-HUIKVM-4K allows operators to interact with source equipment located in remote racks as if physically present at the device.

Industrial Automation

Control machines and industrial computers located in restricted, hazardous, or inaccessible environments. RS232 and IR extension enables integration with legacy industrial control systems and automation platforms.

IT & Server Management

Enable remote access to server systems in data centres or server rooms without requiring additional physical workstations. The KVM functionality provides full keyboard, video, and mouse control over long cable runs.

Professional AV Installations

Integrate remote display and control systems within centralised AV rack environments. IR extension enables remote control commands to be sent from the operator position back to equipment installed in closed racks or cabinets.

Multi-Operator Monitoring

Using the point-to-multipoint configuration via a standard Ethernet switch, a single source system can be accessed simultaneously from multiple receiver locations — suitable for surveillance, broadcast monitoring, and shared display environments.

Remote AV Device Control

The bidirectional IR signal extension allows operators to send remote control commands from the receiver location to AV devices housed near the transmitter. This supports full remote operation of projectors, displays, and serial-controlled AV equipment without requiring physical access.

Technical Specifications

Full specification sheet

Supported Resolutions
4K UHD @ 30Hz, 1080P Full HD, 720P HD, Standard HDMI formats
Max Video Resolution
4K UHD @ 30Hz
Video Interface
HDMI
Max Transmission Distance
200 metres (point-to-point, Cat6)
Cable Type
Single Cat6 cable
Signal Types Extended
HDMI video, USB (KVM), IR control, RS232 serial
USB Ports on Receiver
2× USB (keyboard + mouse)
USB Device Support
USB keyboard, USB mouse, other compatible USB HID devices
Wireless USB Support
Yes — wired and wireless USB devices supported
IR Extension
Yes — IR signal extension supported
RS232 Control
Yes — serial communication for automation and AV control systems
Configuration Support
Point-to-point, Point-to-multipoint
Multipoint Requirements
Standard Ethernet switch (not included)
Transmitter Model
ML-HUIKVMT-4K
Receiver Model
ML-HUIKVMT-4K
Recommended For
Control rooms, industrial environments, AV racks, server rooms, IT management
Frequently Asked Questions

FAQs about the ML-HUIKVM-4K

It extends HDMI video, USB keyboard and mouse data, IR control signals, and RS232 serial communication — all simultaneously over a single Cat6 cable.

The extender supports signal transmission up to 200 metres in a point-to-point configuration using Cat6 cable.

Yes. The receiver includes two USB ports that allow connection of a keyboard and mouse for complete remote control of the source system. Both wired and wireless USB devices are supported.

Yes. Using a standard Ethernet switch, one transmitter can distribute signals to multiple receivers in a point-to-multipoint setup. This is useful in monitoring environments where multiple operators need access to the same system or video feed.

The device supports 4K UHD resolution at 30Hz as well as 1080P Full HD and 720P HD HDMI video formats. This ensures compatibility with a wide range of professional monitors, displays, and projectors.

The ML-HUIKVMT-4K is the transmitter unit — it connects to the source computer or HDMI device at the equipment side. The ML-HUIKVMR-4K is the receiver unit — it connects to the display, keyboard, and mouse at the remote workstation location. Both units are typically sold as a pair.

The system operates over a standard Cat6 cable. Cat6 cabling is compatible with the structured network infrastructure commonly found in commercial buildings and enterprise environments, making it straightforward to integrate into existing cabling installations. For specific wiring requirements or maximum distance verification, please contact Milestone Electronics directly.

Yes. The IR extension functionality allows users to send remote control commands from the receiver location back to source equipment installed near the transmitter. This is particularly useful when AV devices or controlled equipment are housed inside centralised AV racks or equipment cabinets that are not directly accessible from the operator position.

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