StarTech.com 4K HDMI Extender with Compact Transmitter - HDBaseT - UHD 4K
StarTech.com HDBaseT Extender Kit with Compact Transmitter - HDMI over CAT5 - HDMI over HDBaseT - Up to 4K (ST121HDBTDK)
Overall Rating: 2.5 / 5 (average from multiple review sources, as of 8 Feb 2026)
Based on a total of 46,321 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 46,321 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
In stock. Express Delivery available with Amazon Prime.
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£286.28
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StarTech ST121HDBTDK 4K HDMI Extender with Compact Transmitter - HDBa - StarTech.com
Overall Rating: 4.2 / 5 (average from multiple review sources, as of 6 Feb 2026)
Based on a total of 7,140 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 7,140 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
3-5 working days
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£294.38
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StarTech.com 4K HDMI Extender with Compact Transmitter - HDBaseT - UHD 4K
Overall Rating: 5.0 / 5 (average from multiple review sources, as of 1 Feb 2026)
Based on a total of 27,957 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 27,957 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Next Day
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£300.37
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StarTech.com 4K HDMI Extender with Compact Transmitter - HDBaseT - UHD
Overall Rating: 2.1 / 5 (average from multiple review sources, as of 27 Jan 2026)
Based on a total of 45 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 45 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Standard delivery in 3 working days
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£302.66
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StarTech.com 4K HDMI Extender with Compact Transmitter - HDBaseT - UHD
Overall Rating: 3.2 / 5 (average from multiple review sources, as of 9 Feb 2026)
Based on a total of 42 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 42 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Standard delivery in 3 working days
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£302.66
Free Delivery
StarTech.com HDBaseT Extender Kit with Compact Transmitter - HDMI over CAT5 - HDMI over HDBaseT - Up to 4K (ST121HDBTDK)
In stock. Express Delivery available with Amazon Prime.
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£304.95
Free Delivery
StarTech.com 4K HDMI Extender with Compact Transmitter - HDBaseT - UHD 4K
Overall Rating: 4.7 / 5 (average from multiple review sources, as of 27 Jan 2026)
Based on a total of 417 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 417 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
3-5 working days
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£308.99
Free Delivery
StarTech.com HDBaseT Extender Kit with Compact Transmitter - HDMI over CAT5 - HDMI over HDBaseT - Up to 4K (ST121HDBTDK)
In stock
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£325.74
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StarTech.com HDBaseT Extender Kit with Compact Transmitter - HDMI over CAT5 - HDMI over HDBaseT - Up to 4K (ST121HDBTDK)
In stock
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£327.29
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StarTech.com HDBaseT Extender Kit with Compact Transmitter - HDMI over CAT5 - HDMI over HDBaseT - Up to 4K (ST121HDBTDK) - Details
▶ Finding you the best price!
We have found 9 prices for StarTech.com HDBaseT Extender Kit with Compact Transmitter - HDMI over CAT5 - HDMI over HDBaseT - Up to 4K (ST121HDBTDK). Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
StarTech.com HDBaseT Extender Kit with Compact Transmitter - HDMI over CAT5 - HDMI over HDBaseT - Up to 4K (ST121HDBTDK) - Price Information
- Cheapest price: £286.28
- The cheapest price is offered by amazon.co.uk . You can order the product there.
- The price range for the product StarTech.com HDBaseT Extender Kit with Compact Transmitter - HDMI over CAT5 - HDMI over HDBaseT - Up to 4K (ST121HDBTDK) is €£286.28to €£327.29 with a total of 9 offers.
- Payment methods: The online shop amazon.co.uk supports: Direct debit, Visa, Mastercard
- Delivery: The shortest delivery time is In stock. Express Delivery available with Amazon Prime. working days offered by amazon.co.uk .
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Cheapest offer
Compact Transmitter: The transmitter in this HDMI HDBaset extender kit is USB powered and features a built-in HDMI cable for reduced clutter UHD Resolution support: Get astonishing picture quality with a 4K HDMI extender Single cable HDMI extension: HDMI over CAT5 extender kit works to extend HDMI video over the Ethernet infrastructure already in your building up to 70 m/230 ft Mounting hardware included: HDMI over CAT7 extender installs easily and discreetly 7.1 digital audio: HDMI over CAT6 extender supports 7.1 surround sound to create an immersive A/V experience
£286.28
In stock. Express Delivery available with Amazon Prime.
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