Sharp LM431 43″ 4K Ultra HD Interactive Flat Panel
$2,214.00
Pay now, in 4 interest-free payments of $553.50, or over 3–6 months
4 interest-free payments of $553.50
43" 4K Ultra HD interactive flat panel with Android 14 and Wi-Fi for seamless collaboration.20-point infrared touchscreen with Pen-on-Paper writingEasy wireless sharing via EShare appUSB-C connectivity for power, data, and videoBuilt-in speakers and
4 in stock
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Estimated Delivery Time14 - 15 Nov 26
Versatile interactive display for collaboration
The Sharp LM431 is a 43" interactive flat panel designed for small meeting rooms and signage applications, combining a sharp 4K Ultra HD display with touch performance.
Its 20-point infrared touchscreen supports Pen-on-Paper writing, annotation overlay, and Windows Ink, enabling smooth, intuitive interaction.
Seamless connectivity and wireless sharing
Equipped with Wi-Fi and the onboard EShare app, the LM431 allows wireless content sharing from personal devices without extra apps or dongles.
A single USB-C port handles power delivery, data, and video/audio transmission, simplifying BYOD workflows.
- USB-C connectivity with power, video, and data
- EShare app for wireless content sharing
- Multiple HDMI and USB ports for versatile connections
Flexible installation and professional design
The LM431 features a slim, uniform 4-sided bezel and supports landscape, portrait, and tilted desk mounting configurations.
Dedicated features like side bar hide, application lock, and built-in web browser cater to interactive signage needs.
- Slim 1.5 cm bezels on all sides
- VESA 400 x 400 mm compatible mount
- Supports varied orientations: landscape, portrait, tilted
High-quality display and audio performance
This display uses a VA panel with direct LED backlighting offering 500 cd/m² brightness and wide 178° viewing angles for crisp visuals.
Dual 10 W speakers deliver clear audio for presentations and signage applications.
- VA panel with 4K UHD resolution
- 500 cd/m² brightness and 4000:1 contrast ratio
- Built-in 20 W stereo speakers for audio
Powerful built-in processor and software
An 8-core ARM Cortex-A53 and Cortex-A73 processor runs the latest Android 14 OS, ensuring smooth operation and modern app compatibility.
With 4 GB RAM and 32 GB storage, the LM431 handles collaborative apps and built-in features efficiently.
- ARM Cortex-A53 + Cortex-A73 octa-core processor
- 4 GB RAM and 32 GB internal storage
- Android 14 OS with security and app support
Energy efficient and certified reliability
The LM431 is ENERGY STAR certified, designed for indoor use with a recommended 18/7 operating schedule.
It includes certifications like CE, EMC, RoHS, and UKCA, ensuring compliance and safe operation.
- ENERGY STAR certified for energy efficiency
- Multiple compliance certificates for safety and quality
- Designed for professional indoor environments
Key specifications
- Display size: 43 inches (109.2 cm)
- Resolution: 3840 x 2160 pixels (4K UHD)
- Brightness: 500 cd/m²
- Touch technology: Infrared, 20 simultaneous touchpoints
- Processor: Octa-core ARM Cortex-A53 + Cortex-A73
- Operating system: Android 14
- Connectivity: Wi-Fi 802.11a/b/g/n/ac/ax, Bluetooth 5.3, 4x HDMI, USB-C
- Built-in speakers: 2 speakers, 20 W total output
- Mounting: VESA 400 x 400 mm
- Operating hours: 18 hours/day, 7 days/week
- Certifications: ENERGY STAR, CE, EMC, RoHS, UKCA
What's in the box
- Remote control
- AC power cable
- HDMI cable
- Batteries
Product FAQ
Frequently asked questions
01 What operating system does the Sharp LM431 use?
It uses Android 14 with CTS compliance for security and up-to-date features.
02 How large is the Sharp LM431 display?
The display is 43 inches diagonally (109.2 cm).
03 What is the resolution of the Sharp LM431?
It has a 4K Ultra HD resolution of 3840 x 2160 pixels.
04 How many touchpoints does the touchscreen support?
The infrared touchscreen supports up to 20 simultaneous touchpoints.
05 Can I connect devices wirelessly to the Sharp LM431?
Yes, via the onboard EShare app you can share content wirelessly without additional apps or dongles.
06 What type of connectivity ports does it feature?
It has 4 HDMI ports, multiple USB ports including USB-C, Ethernet LAN, RS-232, and supports USB-C for data, video/audio, and power delivery.
07 Is the Sharp LM431 suitable for portrait or tilted desk installation?
Yes, it supports landscape, portrait, and tilted desk orientations.
08 Does the Sharp LM431 include built-in speakers?
Yes, it has two built-in speakers with a combined 20 W RMS power.
09 What is the brightness level of the Sharp LM431?
The display brightness is 500 cd/m².
10 Does the Sharp LM431 support any special touch features?
Yes, it supports Pen-on-Paper writing, built-in whiteboard, annotation overlay mode, and Windows Ink compatibility.
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