BENQ 

ST4304 BENQ 43IN 4K SMART SIGNAGE,BLACK

Mfg Part Number:  ST4304  
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Price: $795.11
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Last Updated: Feb 19, 2026
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4K Smart Signage | Your communication, crystal clear

The BenQ ST04 4K Smart Signage series delivers reliable performance with streamlined software and enterprise-ready security, helping your communications stay clear and consistent across every business space.

Your essential signage solution

Enhance corporate communication with the ST04 4K Smart Signage series. Its advanced hardware, intuitive tools, Android OS, and security features help you deliver clear, effective information to support business goals and streamline operations.

Smart Signage made for business

The VESA-compatible ST04 can be easily mounted in either portrait or landscape modes, making it ideal for various applications across your organization.

Your message, always visible

The ST04 series features a 350-nit 4K display, 10-bit color depth, and 18/7 operation, delivering clear and vibrant visuals for offices, retail spaces, meeting rooms, and more.

Anti-glare for better viewing

Enjoy enhanced viewing comfort and clearer visuals with an anti-glare screen featuring a 25% haze value that eliminates reflections to minimize eye strain.

Clear audio for enhanced communication

The ST04 features two built-in 12W speakers that deliver clear audio for meeting rooms and beyond.

Ready when connected

The ST04 supports Wake on HDMI and Wake on LAN, enabling automatic powering on via video or network signal for a faster start.

Sleek from every angle

The slim, uniform bezels on the ST04 ensure a seamless installation that blends into any environment.

Effortless remote signage

With X-Sign, you can easily manage content from any location. Update content on ST04 displays in real time, schedule playlists in advance, and keep your message consistent across all your spaces.

Deploy to one or more displays

Broadcast instantly or schedule content to a single display or customizable display groups for timely communication and maximum audience reach.

Manage messages from anywhere

Whether it's a welcome message, an event highlight, or a daily update, X-Sign makes it easy to design and display content across every ST04 screen in your organization.

No surprise pop-ups

With X-Sign, you don't need to worry about your content being interrupted by message windows and other system alerts, making for a seamless signage solution.

Streamlined management

The BenQ ecosystem makes managing devices, apps, and user accounts simpler than ever, reducing the workload of IT and admin staff.

Giving IT control from anywhere

The BenQ Device Management Solution (DMS) lets IT admins manage the ST04 signage remotely, handling device settings, power schedules, firmware updates, app installations, and more.

Easy provisioning

Easily provision multiple new ST04 displays by scanning the barcode on the box or device to connect them to DMS.

Timely firmware updates

Schedule automatic firmware updates to ensure your ST04 displays always have the latest features and security patches.

Main Specification
General Information
Manufacturer BenQ Corporation
Manufacturer Part Number ST4304
Manufacturer Website Address http://www.benq.com
Brand Name BenQ
Product Series ST04
Product Model ST4304
Product Name 4K Smart Signage | ST4304
Product Type Digital Signage Display
Technical Information
Panel Technology Advanced Super Dimension Switch ( ADS )
Operation Hours 18 Hours/7 Days
Processor & Chipset
Processor Manufacturer ARM
Processor Type Cortex A73
Memory
Standard Memory 4 GB
Display & Graphics
Number of Screens 1
Viewable Screen Size 43"
Screen Size Class 43"
Display Screen Type LCD
Display Resolution 3840 x 2160
Response Time 8 ms
Aspect Ratio 16:9
Graphics Controller Manufacturer ARM
Graphics Controller Model G52 MC1
Orientation Landscape/Portrait
Maximum LED Life 3.4 Year
Video
Scan Format 2160p
Native Contrast Ratio 1,200:1
Color Depth 10-bit
Brightness 350 Nit
Color Gamut 72% NTSC (CIE 1976)
Color Gamut 99% sRGB (CIE 1976)
Network & Communication
Ethernet Yes
Interfaces/Ports
USB Yes
HDMI Yes
Serial Yes
Number of HDMI Inputs 2
Number of Network (RJ-45) Ports 1
Number of Audio Line Out 1
Number of HDMI 2.0 Ports 2
Software
Operating System Android 14
Power Description
Input Voltage 230 V AC
Input Voltage 120 V AC
Environmental Conditions
Minimum Operating Temperature 32°F (0°C)
Maximum Operating Temperature 104°F (40°C)
Minimum Storage Temperature 14°F (-10°C)
Maximum Storage Temperature 140°F (60°C)
Physical Characteristics
VESA Mount Standard 200 x 200
Height 21.8"
Width 38"
Depth 2.3"
Weight (Approximate) 17.42 lb
Miscellaneous
Package Contents
  • 4K Smart Signage | ST4304
  • 1 x HDMI Cable (1.5 m | 4.9 ft)
  • 1 x RS232 Cable (1.8 m | 5.9 ft)
  • 1 x Remote Control
Application/Usage Corporate
Application/Usage Retail
Application/Usage Collaboration
Application/Usage Office
Application/Usage Business
Application/Usage Meeting Room
Energy Star Yes
Energy Efficiency Certification ENERGY STAR 8.0
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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