Mini 4K DVI Fiber Optic Extender with Audio Up to 80km Transmission
Range
Overview
The LNK-MDA4K Series Mini 4K DVI Fiber Optic Extender with Stereo Audio is an advanced fiber
transmission solution designed for extending uncompressed 4K DVI video and high-fidelity audio
signals over a single optical fiber cable. It supports ultra-long-distance
transmission up to 80km,
delivering crystal-clear 4K×2K@60Hz (YUV 4:2:0) resolution with zero latency and no compression.
This 4K DVI fiber extender converts DVI and audio signals into a high-speed 10Gbps optical
data
stream, ensuring stable, interference-free performance and exceptional image quality across long
distances. Engineered with RoHS compliance and lead-free design, it meets global environmental
standards.
The compact, plug-and-play design makes it ideal for professional AV systems, large-scale display
installations, conference centers, broadcast studios, control rooms, and home theater systems.
With its robust anti-interference capability and consistent signal
reliability, it provides a perfect solution
for high-end video and audio transmission applications requiring long-range stability and premium
performance.
Features
Supports DVI 1.0 and HDCP 1.2 Standards — Ensures full compatibility with modern digital video
interfaces and HDCP-protected content, delivering stable image output.
Uncompressed 4K Video Transmission — Provides zero-delay, no-loss video and audio transfer
for real-time applications such as broadcasting and live video
monitoring.
Integrated DDC and HPDT Signal Support — Guarantees smooth communication between the
video source and display, maintaining perfect EDID management and synchronization.
Ultra-High Data Rate up to 10.2Gbps — Enables stable, high-bandwidth fiber optic transmission
for professional-grade AV performance.
Extended Transmission Distance up to 80km — Achieves reliable long-distance signal extension
over single-mode or multi-mode optical fiber without quality
degradation.
4K×2K@60Hz YUV 4:2:0 Compatibility — Fully supports ultra-high-definition video resolutions,
suitable for advanced visual systems and control displays.
3.5mm External Stereo Audio Support — Allows high-fidelity bidirectional audio transmission,
ideal for interactive communication and sound monitoring.
Hot-Pluggable and EMI/RFI Resistant — Designed for industrial environments, preventing
electromagnetic interference and ensuring stable performance in
complex installations.
Compact Miniature Form Factor — Lightweight and space-saving design for easy integration in AV
racks, video walls, or portable setups.
Wide Operating Temperature (-10°C to +50°C) — Engineered for stable operation under varying
environmental conditions, suitable for indoor and semi-industrial
applications.
Technical Indexes
Type of Extender | Fiber Transmitter for DVI signal over Optical Fiber Cable |
Input Signals | DVI |
Connector | DVI-D |
Signal Support | DVI 1.0 format standard and HDCP compliant |
Video Support | Up to 720P/960P/1080p@60Hz, 4K*2K@60Hz |
Audio Support | Dolby TrueHD, Dolby Digital Plus, DTS, DTS-ES 6.1, DTSHD,
DTS-HD-HRA, DTS-HD Master, (PCM-2CH) |
Chroma Subsampling | Max 3840*2160@60Hz (4:2:0) Max 3840*2160@30Hz (4:4:4, 4:2:2) |
EDID | Bi-Directional (Forward + Backward) Transmission: Support Dynamic EDID, Plug & Play, no need to learn Single-Directional (Forward) Transmission: Support EDID learning manually |
Audio Interface | 3.5MM external stereo audio |
Fiber Connector | SFP/LC |
Bandwidth | 10.2Gbps |
Transmission Distance | 300m (Over OM3 Fiber) |
Up to 80km (Over Single-mode Fiber) |
Operating Temperature | -10 ~ + 50°C |
Storage Temperature | -20 ~ + 80°C |
Humidity | 5% to 90% RH (non-condensing) |
MTBF | 100,000 hours |
Dimension (WxDxH) | 2.87 x 1.73 x 0.69in (73x44x17mm) |
Weight | 60g / 0.13 lb |
Power Supply | 5V DC (USB-C) |
Power dissipation | <5W |
Safety Approvals | CE, FCC, Rohs |
Ordering Information
Model | Description |
|
LNK-MDA4K-MM | Mini DVI Fiber Extender: 1Ch DVI Signal(4K*2K) + 1Ch Stereo Audio, OM3 Multi-mode Fiber, 300 meters, LC, including 1 transmitter & 1
receiver, 5V DC Power Input |
LNK-MDA4K-S20 | Mini DVI Fiber Extender: 1Ch DVI Signal(4K*2K) + 1Ch Stereo Audio, Single-mode Fiber, 20km, LC, including 1 transmitter & 1 receiver, 5V DC Power Input |
LNK-MDA4K-S40 | Mini DVI Fiber Extender: 1Ch DVI Signal(4K*2K) + 1Ch Stereo Audio, Single-mode Fiber, 40km, LC, including 1 transmitter & 1 receiver, 5V DC Power Input |
LNK-MDA4K-S80 | Mini DVI Fiber Extender: 1Ch DVI Signal(4K*2K) + 1Ch Stereo Audio, Single-mode Fiber, 80km, LC, including 1 transmitter & 1 receiver, 5V DC Power Input |
Application
Panel Information
The Mini 4K DVI Fiber Optic Extender with Stereo Audio is designed for professional long-distance
video and audio transmission applications that require high stability, zero latency, and noise-free
performance.
It is widely used in a variety of commercial, industrial, and military-grade environments, where
reliable optical fiber communication is essential for real-time visual and audio data delivery.
Typical applications include:
Control Centers and Command Rooms – Ideal for real-time DVI signal distribution across multiple
screens and terminals, ensuring synchronized and secure video
output.
Broadcasting and Studio Systems – Provides uncompressed 4K DVI video transmission with
stereo audio, suitable for live production, editing rooms, and monitoring walls.
Digital Signage and Large-Scale Display Systems – Perfect for advertising displays, exhibition
halls, and transportation hubs, where long-distance HD video extension is required.
Industrial Automation and Monitoring – Ensures stable optical transmission of DVI and audio
signals in factory control systems, process monitoring, and machine vision applications.
Education and Conference Systems – Supports long-distance interactive audio-video connectivity
for lecture capture, training centers, and corporate meeting rooms.
Medical Imaging and Diagnostics – Suitable for high-definition visual transmission in operation
rooms and remote consultation environments, ensuring clarity and precision.
Military and Security Surveillance – Provides interference-free communication and secure DVI
video signal transmission over long fiber links, ideal for mission-critical monitoring systems.
