Product Details
Multi-functional 4K 60Hz HDMI KVM Fiber Extender with RS232/RS485 KVM Bidi IR
TCP/IP 4:4:4 Chroma
Product Overview:
The LNK-4KH-1D1U1E1A1R is a professional Multi-functional 4K 60Hz
HDMI KVM Fiber Optic Extender designed for comprehensive
long-distance signal transmission over a single fiber optic cable.
This advanced system supports ultra-high-definition video up to
4K@60Hz resolution while integrating multiple functionalities
including KVM (keyboard, video, mouse), audio
embedding/de-embedding, RS232/RS485 serial control, 10/100M TCP/IP
connectivity, IR remote control, and EDID management.
Engineered for exceptional performance and reliability, it delivers
uncompressed, lossless signal transmission with zero latency,
ensuring pristine audio and video quality across extended
distances. Its robust design provides superior anti-interference
capabilities, eliminating RFI/EMI disruptions and guaranteeing
secure, stable operation in electrically challenging environments.
Ideal for a wide range of professional applications such as command
and control centers, broadcast studios, digital signage networks,
industrial automation, conference rooms, and medical imaging
systems, this extender offers unparalleled versatility and
reliability for demanding AV and control environments.
Product Features:
Company Profile
Established in 2001 & headquartered in Shenzhen, E-link China
Technology Co., Ltd. (E-link) is a leading manufacturer of fiber optic communication and video transmission products in China.
Our main products include:

- Fiber Media Converters
- Industrial Ethernet PoE switchs
- PoE Injectors & Splitters
- PoE Extenders
- Serial Fiber Converters
- SFP Transceivers
- HDMI Fiber Converters
- DVI Fiber Converters
- HD/3G/6G/12G Fiber Extenders
- CCTV Fiber Optic Converters
- HDMI/ DVI/ VGA/ SDI Ethernet Extenders
(Industrial PoE Actual Display)
With rich experience in providing high quality products in the
telecom and CCTV business, E-link has a large manufacturing factory
in Shenzhen, able to provide cost-effective solutions
to serve our customers successfully.
(Automatic Mechanical Equipment)
Since the launch of our products in domestic and international
markets, we have won a good reputation for our high-quality
products and sincere services. Our products are widely applied to
- System of Telecom
- Public Security
- Bank
- Smart City
- Public transportation
- New Energy Developing
- CCTV Monitoring Transmission
We also provide ODM & OEM services and we have cooperated with some famous companies all
over the world. Our own brand "E-link" is also well known in many countries and have distributors there.
(Customer visit)
E-Link quality:
- ISO9001 Quality System
- CE, RoHS, FCC certified
- 48 hours of weathering test before delivery
- Conduct full-spectrum environmental and electrical testing on all
product designs

Our knowledgeable sales, technical support and engineering
personnel are dedicated to understanding your needs and designing
products and solutions to meet your needs. We would be happy to
provide you with the best price, quality products and fast
delivery.