Misco Cookie Policy
We have published a new cookie policy. It explains what cookies are and how we use them on our website. To find out more about cookies, click here. By closing this message, you consent to our use of cookies on this website in accordance with our cookie policy. You can disable cookies, however please note that disabling deleting or disallowing cookies will affect your web experience.
Misco.co.uk Homepage
0800 038 8880

StarTech.com HDMI® over Cat5 Video Extender with RS232 and IR Control - 100m (330 ft) -HDMI to Cat5 Extender Kit

Misco No. : 202052
Manufacturer/No: Startech / ST121UTPHD2
£409.00 Ex VAT
£490.80 Inc VAT
Availability: In stock
Watch Video
Read Reviews

StarTech.com HDMI over Cat5 Video Extender with RS232 and IR Control StarTech.com HDMI over Cat5 Video Extender with RS232 and IR Control

The ST121UTPHD2 HDMI® over Cat5 Extender Kit can extend the audio and video signal output from an HDMI®-equipped device by up to 330 feet (100 Meters), over a single CAT5 cable, or up to 165 Feet (50 Meters) over a single CAT6 cable. The extender supports full High-Definition video (1080p) and HD 3D, and also extends the accompanying digital audio signal.

For convenient, time-saving control of the media source, the CAT5 HDMI extender offers bi-directional RS232 serial and Infrared (IR) interfaces, which enable you to control the HDMI audio-video source from either end of the connection.

The HDMI over CAT5 Extender Kit includes both the HDMI® to CAT5 transmitter and the Cat5 to HDMI receiver needed for a cost-effective, ready-to-use digital signage solution.

To help ensure seamless performance without any unexpected or unnecessary interruptions, the HDMI Ethernet transmitter and receiver units are fully compliant with High Speed HDMI® and HDCP standards, and each unit features lockable power connectors to prevent accidental disconnections.

The ST121UTPHD2 HDMI over Cat5 Extender Kit is backed by a StarTech.com 2-year warranty and free lifetime technical support.
The StarTech.com Advantage
  • Integrated bi-directional RS232 and IR interfaces enable you to communicate with, monitor and control your source audio-video device, from either end of the connection
  • Support for full 1080p resolution with accompanying digital audio, which lets you display your content the way it's meant to be seen and heard
Product Description StarTech.com HDMI® over Cat5 Video Extender with RS232 and IR Control
Device Type Video/infrared/serial extender
Enclosure Type External
Data Transfer Rate 3.4 Gbps
Data Link Protocol Ethernet, HDMI
Max Transfer Distance 100 m
Features HDCP compliant
Power AC 120/230 V
Local Unit Connectors 1 x IrDA (Infrared; SIR/FIR), 1 x DB-9 (9 pin; D-Sub) Female, 1 x RJ-45 Female, 2 x HDMI (19 pin) Female
Remote Unit Connectors 2 x IrDA (Infrared; SIR/FIR), 1 x DB-9 (9 pin; D-Sub) Male, 1 x HDMI (19 pin) Female, 1 x RJ-45 Female
Dimensions (WxDxH) 80 mm x 150 mm x 25 mm
Weight 305 g
Compliant Standards CE, RoHS
Manufacturer Warranty 2 years warranty

A Closer Look
StarTech.com HDMI over Cat5 Video Extender with RS232 and IR Control
StarTech.com HDMI over Cat5 Video Extender with RS232 and IR Control
StarTech.com HDMI over Cat5 Video Extender with RS232 and IR Control
StarTech.com HDMI over Cat5 Video Extender with RS232 and IR Control

  • Extends HDMI® or DVI video (with adapter) with the accompanying device control signal and audio stream (where applicable), over a single Cat 5/5e network cable
  • Supports video resolutions up to 1080p / 60Hz / 48-bit
  • 100m (330ft) maximum Cat5 cable distance
  • Supports bi-directional RS232 and IR communication
  • High Speed HDMI® and HDCP compliant
  • Audio transmission supports Dolby® TrueHD, DTS-HD MA
  • RS232 interface supports up to 115200bps full-duplex data rate
  • No software or drivers required

  • Position a display/monitor in a convenient viewing area while the transmitting content over a CAT5 cable from a cleaner, more secure environment
  • Ideal for digital signage applications in financial, educational, medical and business sectors
  • Perfect for video conferencing solutions in boardrooms and office settings
  • Optimize placement of your demo stations at trade-shows and in auditoriums

Package Contents
  • 1 x Local HDMI® Extender Unit
  • 1 x Remote HDMI® Receiver Unit
  • 1 x IR Receiver Cable
  • 1 x IR Transmitter Cable
  • 1 x HDMI Cable - 4 ft (1.2 Meters)
  • 2 x Universal Power Adapter NA / UK / EU
  • 1 x User Manual
Product appearance and specifications are subject to change without notice.

Any questions or need more product information?
If you have any questions about this product or have any feedback about this page please complete the form below and one of our technical representatives will get back to you as soon as possible.
Alternatively, for opening times or if you require customer service assistance please visit our contact us section.
Please visit our contact us section for opening times or if you require customer service assistance.
* Indicates a required field




 Producer Recycling Fund
Price includes the following costs:
(Price + PRF)
  Inc VAT  +   Inc VAT
  Ex VAT  +   Ex VAT
Press this to see more detailed information about PRF


  • VeriSign Secured
  • Verified By Visa

Payment Methods

  • VISA
  • MasterCard SecureCode
  • PayPal

Misco partners

  • HP Platinum Preferred Partner
  • Samsung Elite IT Partner
  • Cisco Gold Partner

© Copyright 2017, Misco UK Limited, registered in Scotland,

Registered office address: Caledonian Exchange, 19a Canning Street, Edinburgh, EH3 8HE.
Registered number: SC114143.
VAT number: 494175615.

MISCO is a registered trademark of HUK 78 LIMITED. All others trademarks and copyrights mentioned herein are the property of their respective owners.

All prices mentioned (pounds) exclude postage and packaging. All orders to Misco terms and conditions.

Price displayed after cashback. Cashback amount illustrated includes VAT. Terms & conditions apply. See product page for more details.

This product is factory recertified.

Currently shows available in our supplier stock. Without a change in circumstance, this product is usually delivered in 1-2 working days.

SVR: HUBU-IVOPAGE04 INT: False AFF: PB: W CAT: 76 CUST: eb6983e6-bd6e-4903-a2cc-5d60d3bfc6cb SSID: HTMSIS: False D: 1210 L: en-GB P: 80 B: 79b35cfe-2876-4c28-bc8c-8b8f19ebc899 VS: IP: S: cc8c5ca0-0715-4111-82af-091c2f71b263 US: Anonymous T: B2B SM: False