Steloproad 4K@60Hz HDMI Fiber Extender with KVM, Audio, RS232/RS485, 10/100M TCP-IP & Bi-Directional IR SFP Included SMF Up to 20km

Description

• True 4K@60Hz (4:4:4) video supports HDMI 2.0b and HDCP 2.2 for crisp, color-accurate images in professional AV installs.
• All-in-one I/O built-in KVM (USB-B 2USB-A), audio I/O, RS232/RS485 control, 10/100M TCP-IP and bi-directional IR for flexible system integration.
• Long-range fiber link ships with SFP modules (LC/SC); supports MMF up to 330m or SMF options to 20/40/60/80 km for campus/backbone links.
• Low latency & reliable industrial design for 724 operation, wide baud support (600115200bps) and minimal KVM latency for real-time control.
• Easy deployment & maintenance HDMI loop-out, DIP switch audio/EDID settings and USB-C for diagnostics, firmware upgrades and custom resolutions.

Overview
It is a professional 4K60Hz HDMI fiber extender engineered for long-distance, high-fidelity HDMI distribution. It supports up to 40962160@60Hz (4:4:4) and complies with HDMI 2.0b / HDCP 2.2 / DVI 1.0, ensuring wide compatibility with modern displays and matrix systems. Beyond video, LNK-4KH integrates KVM, audio I/O, RS232/RS485 control, 10/100M TCP-IP and bi-directional IR, making it ideal for control rooms, digital signage, remote classrooms, broadcasting and AV distribution. The extender leverages SFP fiber modules (LC/SC) choose MMF for short runs (330m) or SMF for long runs (up to 80 km). Designed for 724 operation with industrial temperature range and a 1-year warranty.
Features
Video: 40962160 @60Hz (4:4:4)
Interfaces: HDMI IN + Loop-out (TX), 2 HDMI OUT (RX), Audio I/O (3.5mm), SFP, RS232/RS485, 2 IR, RJ45 (10/100M), USB-B (TX) 2USB-A (RX)
Fiber: SFP modules included (LC). SMF 20 km
Power: DC 12V/1A, Max 10W
Dimensions: 14811528 mm
Weight 1 kg
Package
transmitter x 1
receiver x 1
10G SFP module SMF 20km x 2
DC 12V/1A power adapters x 2
user manual x 1
warranty card x 1

Shipping and Returns

• We offer tracked shipping on all orders. Tracking information will be shared as soon as the order is dispatched.
• Please check the delivery estimate before adding a product to the cart. This is displayed for every product on the website.
• Available shipping methods and charges will be displayed at the time of checkout, depending on your exact location.
• All customers are entitled to a return window of 14 days, starting from the date of delivery of the product(s).
• Customers are advised to read our return policy for details of the return process, eligibility, refunds as well as cancellations or exchanges.
• In case of any issues or concerns about Shipping or Returns, please contact us and we will be happy to help.