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HDMI^® KVM IP Fiber Optic Extender Switch 403FHK: Building a professional-grade solution for long-distance centralized control

The 403FHK HDMI^® KVM over IP fiber extender and seamless switcher delivers up to 20km long-distance transmission of HDMI^®, USB, audio, and control signals via single-mode fiber. Designed for command centers, data centers, financial trading floors, and industrial control systems, it enables centralized deployment, seamless switching, low latency, and scalable TCP/IP architecture for professional B2B applications.

2025-12-31 ekl

How to extend a DVI signal by 50 meters? DVI extension solutions.

The DVI Extender DA can be widely used in video conferencing systems, broadcasting systems, CCTV systems, and TV monitoring systems as compatible video processing equipment.

2025-11-14 ekl

How to separate the audio interface from HDMI^®? Comprehensive analysis and solutions

How do you separate the audio interface from HDMI^®? This article explains in detail the principles and methods of HDMI^® audio separation, and introduces practical solutions such as HDMI^® audio splitters, ARC/eARC, and amplifier decoding, helping you easily connect amplifiers and speakers for a better sound experience.

2025-08-25 ekl

What is Audio Return Channel (ARC)? HDMI^® ARC vs eARC: Differences and Application Guide

This article provides a detailed explanation of the Audio Return Channel (ARC) concept and offers an in-depth analysis of the differences between HDMI^® ARC and eARC, helping users understand how to achieve high-quality audio transmission through HDMI^® and ensure better compatibility between TVs, amplifiers, and audio systems.

2025-08-16 ekl

HDMI^® Matrix Switch 412HN - 4x2 Smart Solution for HD Video Distribution

eKL 412HN HDMI^® 4x2 Matrix Switch lets you connect 4 HDMI^® sources to 2 displays with easy switching. It supports up to 4K@60Hz resolution, audio and video separation, and both optical and 3.5mm audio output. Widely used in conference rooms, surveillance centers, showrooms, and more.

2025-07-08 ekl

eKL-UE001 USB 3.0 Extender: Extend USB 100m Over Single Ethernet Cable, 4-Port Expansion

he eKL-UE001 USB 3.0 Extender supports 100-meter transmission over a single CAT6A cable. Equipped with 4 USB 3.0 ports, it's compatible with USB 2.0/1.1 devices and works seamlessly across meeting rooms, classrooms, and industrial environments. Plug-and-play, no driver needed.

2025-07-04 ekl

What Is a POE USB Extender?Why Choose the POE USB Extender HUA?

Learn what a POE USB extender is and how it delivers both USB data and power over a single Ethernet cable for long-distance transmission. It's ideal for security monitoring, remote teaching, and industrial control setups. With broad system compatibility and simple installation, it makes USB device deployment faster and more efficient.

2025-06-23 ekl

How to connect and use the HDMI^® KVM seamless switching network extender 403HK?

It consists of a seamless switcher with sending function and a receiving end for outputting video. The middle is connected by CAT5e/CAT6 network cable

2025-04-30 ekl