StarTech.com ST121HD20V - Extender - HDMI to CAT6 Converter
StarTech.com ST121HD20V - Extender - HDMI to CAT6 Converter
Overview
HDMI® Balun Kit | HDR | 4:4:4 | 7.1 Audio Support | 165 ft. (50 m)
This HDMI over CAT6 extender lets you transmit your 4K 60Hz signal up to 165 ft. (50 m) over a single CAT6 cable, with the added benefit of a local HDMI output. The extender supports High Dynamic Range (HDR), providing high contrast images with enhanced video.
Astonishing 4K Picture Quality
This HDMI Ethernet extender supports a 4K 60Hz (3840 x 2160) resolution, providing four times the picture quality of high-definition (1080p). The extender supports HDMI 2.0 capabilities, offering 4:4:4 chroma subsampling. This ensures a crystal-clear picture that's ideal for delivering video content. With HDR support, you can enjoy increased contrast, color brightness and greater luminosity in your images.
Long-Distance Transmission
Extend an HDMI signal to up to 165 ft. (50 m) with the HDMI to CAT6 converter. Use your existing CAT6 cable infrastructure with a direct connection to the converter for an easy run through walls and ceilings, saving you on installation costs.
Compatible with HDCP 2.2 Devices
Connect your HDMI 2.0 devices and displays with confidence, knowing this extender is HDCP 2.2 compliant. This lets you harness the capabilities of HDMI-enabled devices such as Blu-ray players or online streaming devices in higher resolutions. It is also backward compatible with previous generations of HDMI and HDCP.
ST121HD20V is backed by 2-year StarTech.com warranty with free lifetime technical support.
- Crystal-clear picture quality with support for resolutions up to 4K 60Hz
- Compatible with HDR and 4:4:4 chroma subsampling for lifelike images
- Hassle-free setup with long-distance transmission over a reliable connection
- Ensured compatibility with HDCP 2.2 devices and displays
Technical Specifications
| Type | AV transmitter & receiver |
|---|---|
| Maximum resolution | 3840 x 2160 |
| Cable types supported | Cat6 |
| Maximum transfer distance | 50 |
| Maximum refresh rate | 60 |
| Audio output channels | 7.1 |
| Supported graphics resolutions | 1280 x 720 (HD 720),1920 x 1080 (HD 1080),1920 x 1200 (WUXGA),2560 x 1600 (WQXGA),3840 x 2160 |
| HDCP | Y |
| HDCP version | 2.2 |
| Product colour | Black |
| Certification | CE, FCC, REACH |
| Connectivity technology | Wired |
| RJ-45 input ports | 1 |
| RJ-45 output ports | 1 |
| HDMI in | 1 |
| Number of HDMI outputs | 2 |
| HDMI version | 2.0 |
| AC input voltage | 100 - 240 |
| Input current | 0.3 |
| Operating voltage (transmitter) | 12 |
| Output current | 1 |
| Operating voltage (receiver) | 12 |
| Power plug type | Type M |
| Operating temperature (T-T) | 0 - 40 |
| Storage temperature (T-T) | -20 - 60 |
| Operating relative humidity (H-H) | 0 - 80 |
| Width | 70 |
| Depth | 97 |
| Height | 13 |
| Weight | 156 |
| Package width | 133 |
| Package depth | 225 |
| Package height | 75 |
| Package weight | 777 |
| Included power plug types | ANZ,EU,JP,NA,UK |
| Quick start guide | Y |
| IR blaster included | Y |
| IR receiver included | Y |
| Compliance certificates | RoHS |
| Harmonized System (HS) code | 85176200 |
| Master (outer) case width | 468 |
| Master (outer) case length | 385 |
| Master (outer) case height | 294 |
| Products per master (outer) case | 20 |
Not happy? Return within 7 days of delivery for a full refund or exchange. Items must be unused and in original packaging. Contact contact@kwtech.co.nz to arrange.
| Brand | StarTech.com |
|---|---|
| Product Type | B2B - Commercial Displays & AV |
| Weight | 0.349 kg |
Shipping Information
- Free NZ-wide shipping on orders over $299
- Standard delivery 2–5 business days
- Rural delivery may take an additional 1–2 days
- Same-day dispatch for orders placed before 2pm (weekdays)
Returns Policy
- 7-day returns on unused items in original packaging
- Faulty or damaged products covered under warranty
- Contact our support team to initiate a return



