USB Device Not Recognized? Troubleshooting USB Extenders and KVM Systems
A USB device may work normally when connected directly to a computer but stop working after a USB extender or KVM system is added.
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VKM04 is a VGA extender that uses a cost-effective Ethernet cable to carry not only VGA signal but USB, Stereo Audio, RS232, and IR ones with superior resolution and long transmission distance. You can easily control a PC where is far away from you while having an additional VGA monitor along side using the loop-out port at TX unit. It is perfect for interactive digital signage, home network integration, industrial control, hospital, education, and security fields.


Release Date
Ver.
Release Note
File Name
Release Date
October 16, 2025
Ver.
V1.0_2510161
Release Date
October 16, 2025
Ver.
V1.0_2510161
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