StarTech.com ST121SHD50 – HDMI Over CAT5/CAT6 Extender
The HDMI Over CAT5/CAT6 Extender is a cutting-edge solution designed to extend high-definition video signals over long distances. This device leverages the existing CAT5/CAT6 infrastructure to transmit HDMI signals up to 165 feet, making it an ideal solution for enterprise environments where cable length is a concern. The extender’s architecture is built around a robust chipset that ensures reliable transmission of high-definition video and audio signals, eliminating the need for costly and cumbersome repeaters.
In enterprise settings, the HDMI Over CAT5/CAT6 Extender is particularly useful for applications such as digital signage, video conferencing, and presentation systems. It allows IT administrators to easily extend HDMI signals to remote displays, projectors, or other devices, without the need for expensive and complicated cabling. This extender also supports a wide range of resolutions, including 1080p and 720p, making it suitable for a variety of applications.
The HDMI Over CAT5/CAT6 Extender is also designed with ease of use in mind. It features a simple plug-and-play installation process, eliminating the need for complex setup or configuration. This makes it an ideal solution for IT administrators who need to quickly and easily deploy high-definition video signals across the enterprise.
Technical Specifications
| Brand | StarTech.com |
| SKU | ST121SHD50 |
| Category | Keyboards & Mice |
| Maximum Distance | 165 ft |
| Cable Type | CAT5/CAT6 |
| Video Resolution | Up to 1080p |
| Audio Support | Yes |
| View all StarTech.com Products → | |
Challenges Solved by this Solution
For IT administrators, deploying high-definition video signals across the enterprise can be a daunting task. Traditional methods often require expensive and complicated cabling, which can lead to increased costs and decreased efficiency. The HDMI Over CAT5/CAT6 Extender solves this problem by providing a simple and cost-effective solution for extending high-definition video signals over long distances. By leveraging existing CAT5/CAT6 infrastructure, IT administrators can quickly and easily deploy high-definition video signals to remote displays, projectors, or other devices, reducing the need for costly cabling and increasing operational efficiency.
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Frequently Asked Questions
What is the maximum distance I can extend my HDMI signal using this device?
The maximum distance you can extend your HDMI signal using this device is 165 feet.
Can I use this device to extend my HDMI signal over CAT5/CAT6 cabling?
Yes, this device is designed to extend HDMI signals over CAT5/CAT6 cabling.
What types of applications is this device suitable for?
This device is suitable for a variety of applications, including digital signage, video conferencing, and presentation systems.
Can the TECHOM Systems Sales team help me with installation and setup of this device?
Yes, our Sales Team can provide assistance with installation and setup of this device, as well as answer any questions you may have about its use and configuration.
What type of audio support does this device offer?
This device supports audio signals, allowing you to transmit high-quality audio along with your high-definition video signal.


Ready to Deploy StarTech.com Hdmi Over Cat5/cat6 Extender – 165 Ft (ST121SHD50)?
Product Ref: TOS-204816 • Get enterprise pricing, volume discounts, and Australian support.






























