---
product_id: 510118907
title: "4K HDMI Fiber Optic Extender, 20km Range, Supports RS232, External Stereo Audio"
brand: "elenzk"
price: "€ 545.28"
currency: EUR
in_stock: true
url: https://www.desertcart.de/products/510118907-4k-hdmi-fiber-optic-extender-20km-range-supports-rs232-external
store_origin: DE
region: Germany
---

# External stereo audio support 20km fiber optic range 4K UHD @60Hz clarity 4K HDMI Fiber Optic Extender, 20km Range, Supports RS232, External Stereo Audio

**Brand:** elenzk
**Price:** € 545.28
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your AV game with 20km of flawless 4K clarity!

## Quick Answers

- **What is this?** 4K HDMI Fiber Optic Extender, 20km Range, Supports RS232, External Stereo Audio by elenzk
- **How much does it cost?** € 545.28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/510118907-4k-hdmi-fiber-optic-extender-20km-range-supports-rs232-external)

## Best For

- elenzk enthusiasts

## Why This Product

- Trusted elenzk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play with Zero Latency:** Enjoy uncompressed, real-time video and audio transmission with no delay or loss—because every millisecond counts.
- • **Seamless RS232 Device Control:** Control serial devices remotely with integrated RS232 support, streamlining your AV management.
- • **Unmatched 20km Fiber Optic Reach:** Extend your HDMI signals effortlessly up to 20 kilometers over a single fiber optic cable—perfect for sprawling setups.
- • **Compact, Rugged & Ready to Deploy:** Miniature aluminum design fits anywhere, built tough to resist EMI/RFI interference for reliable professional use.
- • **Crystal-Clear 4K UHD Transmission:** Experience ultra-high-definition video at 4K*2K@60Hz with zero compromise on quality.

## Overview

This 4K HDMI Fiber Optic Extender delivers ultra-high-definition 4K*2K@60Hz video, uncompressed and zero-latency, over an impressive 20km single-mode fiber optic cable. It supports external stereo audio and RS232 serial control, housed in a compact, rugged aluminum chassis designed for professional-grade, interference-resistant performance.

## Description

4K HDMI Fiber Optic Extender, 20km Range, Supports RS232, External Stereo Audio

## Features

- 【Ultra HD 4K Resolution】- This HDMI optical transceiver supports up to 4K*2K@60Hz resolution, compatible backwards with lower resolution.
- 【Support Backward RS232】- The HDMI fiber extender support serial RS232 signal, you can control the RS232 serial devices from remote side.
- 【Support External Stereo Audio】- The HDMI Extender is designed with 3.5mm external stereo audio, audio and video synchronous transmission.
- 【Uncompressed Transmission】- HDMI to fiber converter can transmit the uncompressed signals up to 12.5 Miles with no delay and no loss.
- 【Mini Size 2.87 x 1.73 x 0.69in】- The 4K HDMI fiber extender has miniature form factor for ease of use and installation, adopts rugged aluminum material.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07V3JL2GM |
| Best Sellers Rank | #416,596 in Electronics ( See Top 100 in Electronics ) #536 in Remote Control Extenders |
| Customer Reviews | 5.0 5.0 out of 5 stars (3) |
| Date First Available | July 11, 2019 |
| Item Weight | 4.6 ounces |
| Item model number | EK-Mini HDMI |
| Manufacturer | Elenzk |
| Product Dimensions | 2.83 x 0.87 x 1.65 inches |

## Product Details

- **Compatible devices:** TV, Gaming Console
- **Specific uses for product:** Home Theater
- **Connector type:** HDMI
- **Colour:** 4K HDMI Video+Audio+RS232 Fiber Converter
- **Item dimensions L x W x H:** 7.2 x 2.2 x 4.2 centimeters

## Images

![4K HDMI Fiber Optic Extender, 20km Range, Supports RS232, External Stereo Audio - Image 1](https://m.media-amazon.com/images/I/510VHMRXGgL.jpg)

## Questions & Answers

**Q: Is the hdmi extender support 4k@60hz on 4:2:0 display?**
A: Yes, the mini 4K HDMI fiber extender support 60hz on 4:2:0.

**Q: What fiber cable the converter need?**
A: The DVI fiber converter use single-mode fiber cable, connector is simplex LC.

**Q: Can you do next air to Puerto Rico?**
A: Hi, the product is fullfilled by Amazon, if it says can't delivery to your area, then it can't ship to Puerto Rico.

**Q: What Fiber Optic Connector does this unit use?**
A: Single mode dual LC

## Frequently Bought Together

- Elenzk 4K HDMI Fiber Optic Extender, 20km Range, Supports RS232, External Stereo Audio
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**Shop now:** [https://www.desertcart.de/products/510118907-4k-hdmi-fiber-optic-extender-20km-range-supports-rs232-external](https://www.desertcart.de/products/510118907-4k-hdmi-fiber-optic-extender-20km-range-supports-rs232-external)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-03-14*