HKM01-4K6 is a CAT5e/Fiber KVM Extender that supports 4K60Hz, offering advanced Audio Embedding & De-embedding, allowing you to separate or inject analog audio for professional sound systems without extra hardware. With integrated RS232 and IR control over a single CAT5e/6 cable (up to 160m), or over SFP modules and a fiber optic cable(up to 20km), it simplifies complex installations in industrial, broadcasting, medical, and security command centers. Also come with 4K30Hz version, HKM01-4K.


The HKM01-4K6G HDMI® KVM Extender is designed to support 4K60Hz resolution and USB KVM transmission. You can opt for KVM over Ethernet or KVM over fiber transmission and enjoy seamless extension. The USB KVM extender also supports bidirectional audio, RS232, and IR signals, streamlining device management, and featuring EDID management for easy display configuration.

HKM01-4K6G delivers resolutions up to 4K@60Hz for unparalleled picture quality.
Through rigorous testing, HKM01-4K6G can reach 160m using Cat5e cables and up to 20km using optical fiber modules, catering to various mid to long-range needs.
With less than 1 frame of video latency, HKM01-4K6G ensures virtually imperceptible delays, guaranteeing real-time display accuracy.
This side-by-side comparison demonstrates the SwiftSync technology in our HKM01-4K6G HDMI® KVM Extender has the qualified video quality for professional-grade visual demands. Delivering exceptional clarity and accuracy with a non-tearing image, it is engineered to meet the rigorous standards of most commercial and industrial environments, ensuring a reliable, high-fidelity viewing experience for day-to-day, mission-critical operations.
Full comparison
By connecting the transmission and receiver ends to a network switch, you can effortlessly control multiple devices. Align rotary switch settings at both ends for easy multi-device control.

Let your setup adapt to your audio needs seamlessly. Depending on the connection of the 3.5mm, HKM01-4K6G automatically configures audio inputs and outputs. It even allows remote microphone audio to be transmitted back to the computer. Setup instructions are available in the user manual for your convenience.






Our user manual includes a complete distance test report, including the cable types used and the tested distances.

SwiftSync is a high-efficiency HDMI® transmission technology that offers a cost-effective alternative to uncompressed HDBaseT. With advanced 1G compression, it supports 4K@60Hz and keeps latency under 2 frames (0.03 seconds) —near real-time with no visible delay. Watch our test video to see latency and image quality in action.




