4K Series Mini 4K DVI Fiber Extender 4K@60Hz Uncompressed + RS232 Up to 80km Ultra-Compact Design

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Hi everyone! In this video, we’re introducing the LNK-MDR4K Series Mini 4K DVI Fiber Extender (with RS232).

This is a broadcast-grade, uncompressed, zero-delay fiber optic transmission solution for DVI signals, ideal for long-distance 4K ultra-HD video and serial control signal transmission. It includes one transmitter and one receiver (sold as a pair), supporting resolutions up to 4K×2K@60Hz along with RS232 serial support.

Key Features：

Maximum resolution: 3840×2160@60Hz (4K UHD) with YUV 4:2:0 support

Uncompressed, zero-delay, lossless transmission — pristine video quality

Data rate up to 10.2Gbps — easily handles 4K video streams

Supports DVI 1.0 and HDCP 1.2

RS232 serial support (3-pin terminal block, baud rate ≤ 38400) for remote device control

Audio pass-through support — compatible with Dolby TrueHD, DTS-HD, PCM-2CH, and more

Bi-directional EDID (dynamic EDID, plug-and-play) or manual learning mode

Fiber transmission distances:

OM3 multimode fiber: up to 300m

Single-mode fiber: up to 20km / 40km / 80km

SFP/LC fiber connector for flexible optical module options

EMI/RFI resistant — stable and reliable signal

USB-C 5V DC power, less than 5W power consumption

Ultra-compact metal housing (73×44×17mm, only 60g), desktop design, plug-and-play

Hot-swappable for easy maintenance

Certified with CE, FCC, RoHS

Typical Applications：

Large-format displays / digital signage

Video conferencing systems

Home theater / entertainment systems

Medical imaging displays

Professional AV system integration

Remote monitoring and control centers (with RS232 for remote control)

Видео 4K Series Mini 4K DVI Fiber Extender 4K@60Hz Uncompressed + RS232 Up to 80km Ultra-Compact Design канала E-link China