STARTECH.COM ST121HDBTL
Video Extender Transmitter/Receiver - Wired - TAA Compliant - 1 Input Device
Key facts
- Part number
- ST121HDBTL
- Brand
- STARTECH.COM
- Category
- HDD
- Price
- AUD 887.69≈ USD 613 Reference price (RRP)
- Availability
- On request — ask for a quote
Overview
This HDBaseT™ extender kit can transmit your 4K HDMI signal up to 115 ft. (35 m) over a single CAT5e or CAT6 cable. At lower resolutions up to 1080p, the extender kit can transmit your signal up to 230 ft. (70 m).
Extend video and more with HDBaseT
The extender offers a complete end-to-end video and control solution, using HDBaseT technology to extend not just HDMI, but also DC power, IR and serial controlover a single CAT5 cable. By extending so much over just one CAT5e or CAT6 cable,HDBaseT is the clear choice of every integrator and system designer.
The added benefit of power over cable means that you'll only need one power source at one side of your extension -great for extending video and control to areas where power outlets may be limited, such as industrial sites.
Serial and IR extensionoptimizes operation by enablingyou to controlthe video source or display from both the local and remotelocation.
Maximizereliability with HDBaseT certification
This HDBaseT extender has beencertified via theHDBaseT Certification Program. This certificationensures theextender is compliant with HDBaseT technical standards, and maximizes reliability with your HDMI display and video source, by ensuring compliancewith their established HDMI ecosystem.
Astonishing 4K picture quality at an impressive distance
With the A/V industryadopting4K as the new high-resolution video standard,long-range video distribution can be a challenge overstandard HDMI cables that becomesusceptible to signal degradation at 30 feet. This HDBaseT extender can maintainyour Ultra HD 4K picture quality - four times the resolution of high-definition 1080p - even at 330 feet away from your video source. Plus, because the extender supports high-definition 1080p and lower resolutions, you can comfortably use this extender to make any video source lookgreat,while future-proofing your setup for 4K implementation.
Professional installation
HDBaseT technology offers a single-cable installation, so you can integrate this solution seamlessly using your existing CAT5e or CAT6 infrastructure. Both the transmitter and receiverincluded with thisHDBaseT extender kit aremountable, so you can keep the equipment out of sight in an equipment rack, or on a wall. This helps to reduce clutter and ensure a professional installation that doesn't draw your viewers' attention away from the content on your display. It's perfect for customer-facing displays in bars,restaurants or hotel lobbies.
What is HDBaseT?
HDBaseT is a standardized, zero-latency video technology that's revolutionizing HDMI distribution. HDBaseT uses an advanced method of modulation that enables you to distribute uncompressed HDMI audio and video, along with additional signals, over a single Ethernet cable.
Offering greater versatility than traditional HDMI extenders, and longer distances than HDMI cables alone, HDBaseT is the clear choice for every integrator and system designer. It can do so much, with just a single cable.
Power over Cable should only be used with the transmitter and receiver that are provided with this extender kit.
Specifications
General
- TAA Compliant
- Yes
- Maximum Video Resolution
- 3840 x 2160
- Twisted Pair Cable Standard
- Category 6
- Media Type Supported
- Twisted Pair
- Connectivity Technology
- Wired
- Number of Output Devices Supported
- 1
- Number of Input Devices Supported
- 1
- Product Type
- Video Extender Transmitter/Receiver
Manufacturer Website Address
- Product Name
- HDMI over CAT5 Extender with IR and Serial - HDBaseT Extender - 4K
- Number of Network (RJ-45) Ports
- 2
- Network (RJ-45)
- Yes
- Serial Port
- Yes
- Number of HDMI Inputs
- 1
- Number of HDMI Outputs
- 1
- HDMI In
- Yes
- HDMI Out
- Yes
- Transmitter Height
- 27.94 mm
- Transmitter Width
- 66.04 mm
- Transmitter Depth
- 91.44 mm
- Receiver Height
- 27.94 mm
- Receiver Width
- 66.04 mm
- Receiver Depth
- 91.44 mm
- Transmitter Weight (Approximate)
- 452 g
- Receiver Weight (Approximate)
- 452 g
Reference price history
Recorded reference and list prices over time. Not Prology selling prices.
- Latest
- AUD 887.69≈ USD 613
- Oct 2026
- Lowest recorded
- AUD 887.69≈ USD 613
- Highest recorded
- AUD 887.69≈ USD 613
- Recorded
- 2026
- 1 price point
AUD 887.69 rrp, recorded
Buy or sell STARTECH.COM ST121HDBTL
Buying STARTECH.COM HDDs
Looking to buy the STARTECH.COM ST121HDBTL or a compatible HDD? Prology supplies new, refurbished and used STARTECH.COM HDDs in Australia and the United States. Send the part number and quantity for a firm price.
Selling STARTECH.COM HDDs
Have a spare or decommissioned ST121HDBTL? Prology buys used and surplus STARTECH.COM HDDs — single units or whole lots — and replies with an offer within 1 business day. Sell your ST121HDBTL.
- What is the STARTECH.COM ST121HDBTL?
- The STARTECH.COM ST121HDBTL is a STARTECH.COM HDD – Video Extender Transmitter/Receiver - Wired - TAA Compliant - 1 Input Device - 1 Output.
- How much does the STARTECH.COM ST121HDBTL cost?
- The reference price on record is AUD 887.69 (Oct 2026). It is a reference figure, not a selling price — ask Prology for a firm quote.
- Where can I buy the STARTECH.COM ST121HDBTL?
- It is not listed on the Prology store yet. Prology sources STARTECH.COM HDDs on request — request a quote and we reply with a firm price and lead time within 1 business day.
- Can I sell a used STARTECH.COM ST121HDBTL?
- Yes. Prology buys used and surplus STARTECH.COM HDDs, including the ST121HDBTL. Get an offer — sell outright or trade in against your next order.
Request a quote for ST121HDBTL
Tell us the quantity and condition you need. Prology replies with a firm price and lead time within 1 business day.