BenQ ST550K 55" LED display


BenQ ST550K - 55" Class LED display - digital signage - 4K UHD (2160p) 3840 x 2160

OETC Part: BQ-ST550K | MFG Part: ST550K

  • Slim and stylish design

    The ST550K's narrow bezel and slim design boasts a stylish outlook that's fitting for any in-store environment, whether it's a trendy café or a sophisticated boutique shop.

  • 4K2K Ultra HD resolution to impress the pickiest eyes

    An ultra-high definition resolution of 4K2K (3840x2160) is the highest standard for visual display today. The ST550K offers the exquisite image details for the superb viewing experience plus four times more information and workspace compared to a 1080p full HD display to boost efficiency and productivity.

  • Slim and stylish design

  • 4K2K Ultra HD resolution to impress the pickiest eyes

The ST550K smart signage is designed and built to help particularly small businesses to deploy their in-store customer engagement strategy in the simplest and smartest ways, and as a result improve in-store experiences and create new business opportunities. See it as a one-stop solution to all the digital technology integration hassles.

Audio System

Spec Value
Speaker System 2 speakers
Output Power / Total 16 Watt
Speakers 2 x main channel speaker - built-in - 8 Watt


Spec Value
Connector Type Composite video output ¦ Composite video / component video input ¦ Audio line-in ¦ 4 x USB ¦ VGA input ¦ 2 x HDMI input ¦ Network ¦ MHL/HDMI input ¦ Digital audio output (coaxial)

Dimensions & Weight Details

Spec Value
Dimensions & Weight Details Panel without stand - 49.1 in x 3.1 in x 28.5 in ¦ Panel with stand - 49.1 in x 3.1 in x 30.7 in


Spec Value
Resolution 3840 x 2160
Display Format 4K UHD (2160p)
Image Aspect Ratio 16:9
Motion Enhancement Technology 60 Hz Frame Rate
LCD Backlight Technology LED backlight
Image Contrast Ratio 1200:1
Brightness 350 cd/m²
Viewing Angle 176°
Viewing Angle (Vertical) 176°
Response Time 6 ms
Display Menu Language Danish, Czech, Chinese (traditional), Chinese (simplified), English, German, French, Italian, Norwegian, Portuguese, Polish, Finnish, Swedish, Russian, Spanish, Dutch, Greek, Turkish, Arabic, Romanian, Japanese
Backlight Life 30,000 hour(s)
Commercial Features Digital signage, SMART Signage Platform
Additional Features Multiple Display Administrator (MDA)

Environmental Parameters

Spec Value
Min Operating Temperature 41 °F
Max Operating Temperature 104 °F
Humidity Range Operating 10 - 85% (non-condensing)


Spec Value
Product Type LED-backlit LCD flat panel display
Power Consumption Operational 155 Watt
Diagonal Class 55"
Commercial Use Yes - digital signage
TV Tuner No tuner
Video Interface Component, composite, HDMI
HDMI Ports Qty 3 ports
PC Interface VGA (HD-15), Mobile High-Definition Link (MHL)
Dimensions Without stand
Width 49.1 in
Depth 3.1 in
Height 28.5 in
Weight 33.07 lbs
Modes Landscape mode
TV Tuner Presence No

Media Player

Spec Value
USB Port Yes
Operating System Android OS
USB Ports Qty 4


Spec Value
Cables Included HDMI cable ¦ VGA cable

Network & Internet Multimedia

Spec Value
Functionality WEB browsing
Connectivity LAN


Spec Value
Power Device Power supply
Nominal Voltage AC 120/230 V
Power Consumption Stand by 0.5 Watt

Remote Control

Spec Value
Type Standard remote

Stands & Mounts

Spec Value
Stand Included
Stand Design Tabletop
  Higher ED K-12 Other
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