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StarTech 4K HDMI 4-Port Video Splitter - 1x4 HDMI Splitter w/ Solid Aluminum Housing - 4K 30Hz



  • The ST124HD4K 4-port 4K HDMI splitter lets you share four HDMI displays or projectors with an HDMI-enabled audio / video source devices, such as a computer, Blu-ray player or cable TV set-top box.
  • With support for Ultra HD (4K) the HDMI splitter ensures astonishing picture quality, four times the resolution of high-definition 1080p at 30 Hz. The 4K splitter is also backward compatible with previous HDMI revisions, supporting 1080p / 720p HDMI video resolution devices. Even if you don't require 4K video today, the ST124HD4K ensures you'll be ready to take advantage of tomorrow's display technology.
  • Save time while setting up your splitter with EDID emulation ensuring all of your native settings such as resolution and refresh rate are communicated between your video source and displays. EDID emulation maximizes compatibility with your 4K display, ensuring a convenient plug-and-play installation.
  • Constructed of solid aluminum, the HDMI splitter casing is heavy enough to prevent the unit from shifting or sliding around when you move the attached HDMI cables. Plus, the small footprint allows for seamless integration into any digital signage application.
  • The ST124HD4K is backed by a 2-year warranty, and free lifetime technical support.


Warranty Information


2 Years


1 - Connector A

HDMI (19 pin)

4 - Connector B

HDMI (19 pin)


Operating Temperature

0C to 70C (32F to 158F)

Storage Temperature

-10C to 80C (14F to 176F)


5% to 90%




AV Input


AV Output




Industry Standards

HDMI 1.4


4 - LED Indicators

Active port LED

1 - LED Indicators

Power LED

Packaging Information

Shipping (Package) Weight

18.7 oz [530.0 g]

Package Length

14.2 in [36.0 cm]

Package Width

11.8 in [30.0 cm]

Package Height

3.7 in [95.0 mm]


Maximum Cable Length

16.4 ft [5 m]

Maximum Digital Resolutions

4K @ 30 Hz

Supported Resolutions

3840x2160 (4K)



1920x1080 (1080p)

1280x720 (720p)

Wide Screen Supported


Audio Specifications

7.1 Surround sound

Physical Characteristics

Weight of Product

9.9 oz [280.0 g]



Product Length

5.5 in [14.0 cm]

Product Width

3.3 in [85.0 mm]

Product Height

0.5 in [12.0 mm]


Power Source

AC Adapter Included

Input Voltage

100 - 240 AC

Input Current

0.35 A

Output Voltage

5 DC

Output Current

1:00 am

Plug Type


Power Consumption (In Watts)


What's in the Box

1 - Included in Package

4-port HDMI A/V splitter

universal power adapter (NA, EU, UK, ANZ)

instruction manual

No additional files, specification sheets, guides or documentation found for product.

Warranty: 24 Month Return To Base

Full manufacturers warranty details are available at the manufacturers web site.

Unless otherwise specified Techbuy is normally your first point of contact for warranty related returns, further information regarding our warranty policies and consumer guarantees is available on our policies and service & support pages.

To apply for return of a product just go to our returns page.

These terms are in addition to and do not affect any terms, conditions, guarantees and warranties implied by law.

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