Sharp LM431 New
For best-in-class touch performance and value, the Sharp LM series commands feature-rich professional capabilities for small meeting spaces and interactive signage applications. An integrated System on Chip (SoC) with Android 14 CTS-compliant Operating System offers the most up to date features and security for seamless out-of-the-box collaboration.
Boosting creativity in group collaboration, the Sharp LM series features intuitive Pen-on-Paper writing, a built-in whiteboard, annotation overlay mode and Windows Ink support. Using the on-board EShare app, content can be wirelessly shared from any personal device to the display without the need for apps or dongles. A single USB-C cable transmits data, video/audio output and power delivery between notebook and display for the simplest and seamless BYOD workflows.
With its 4-sided uniform slim bezel design, the Sharp LM series supports installations in both landscape and portrait as well as tilted desk. Dedicated features including hide side bars, application lock and a built-in web browser make the Sharp LM series the perfect display for budget-driven interactive signage applications.
Key features
- Best readability – high brightness panel ensures content is readable even in well-lit environments and anti-glare coating avoids distracting reflections.
- Pen-On-Paper user experience – Zero bonded glass and latest infrared touch technology enable highly accurate and responsive writing and drawing with up to 20 touch points.
- Out-of-the-box collaboration – the integrated Android PC features a powerful home screen launcher offering fast and flexible access to a range of pre-installed applications.
- Highly customizable – a variety of settings allow the display to be optimised to meet the needs of different applications, from small meeting and huddle rooms to touch signage and wayfinding.
- Safe & Secure – latest Android 14 SoC provides a secure operating system which, together with extra security features, meets the highest IT security standards.
Sharp LM431
For best-in-class touch performance and value, the Sharp LM series commands feature-rich professional capabilities for small meeting spaces and interactive signage applications.

Panel Technology | VA with Direct LED backlights |
Native Resolution (Pixels) | 3840 x 2160 |
Diagonal Size (inches / cm) | 43 / 108 |
Aspect Ratio | 16:9 |
Backlight Technology | LED |
Brightness (cd/m2) | 500 |
Contrast Ratio | 4000:1 |
Response Time (grey to grey avg) ms | 8 |
Viewing Angle (H/V)0 CR >10 | 178 / 178 |
Colour Depth [bn] | 1.07 (8bit + FRC) |
Special Characteristics | CEC Support; HDMI ARC; NaViSet Administrator 2 - free download; OSD rotation for portrait mode; Powered USB Port (65 W); Scheduler |
Operating Time | 18/7 |
24/7 Operation Certified | no |
Local Dimming | no |
Built in Speakers (W) | 10 W + 10 W |
Computer Input - Plug and Play | yes |
Power Management | yes |
Fanless | no |
Technology | Infrared |
Number of Touch Points | 20 |
Coating / Filter | Anti-glare coating |
Screen Hardness (H) | 9 |
Operating System Compatibility | Native Multi-Touch: Windows 10/11, Linux, Android, Chrome OS; Single Touch (Default Mouse): Mac OS 13/14/15 |
Other | Thermal-tempered, anti-glare coating; Zero Bonding |
Thickness [mm] | 3.1 |
Haze Level [%] | 25 |
Touch Method | Finger; Gloves; Stylus dual pen tip (2.6mm/6.8mm) |
Data Interface | USB 2.0 (full speed) HID; USB powered, plug & play |
Accuracy [mm] | +/- 1 |
Windows Ink | Yes |
Operating Voltage(ACV) / Frequency(Hz) | 100-240 V AC; 50/60 Hz |
Power Consumption (W) (Operating MAX) | 110 shipping |
Operating Temperature (oC) | +5 to +35 |
Humidity (%) | 20 to 80 |
Power Savings Mode [W] | < 0.5 (ECO Standby); < 2 (Networked Standby) |
Bezel Size (L/R) mm | 15 |
Bezel Size (U/L) mm | 15 |
Product Dimensions (W/H/D) mm | Without stand: 994 x 582 x 73 |
Landscape | yes |
Portrait | yes |
Horizontal | no |
Mounting (VESA/Number of Points/Pitch mm) | 400 x 400 |
Other | Aluminum alloy (front side); metal (back side) |
HDMI | 3 |
USB-C | 1 |
DisplayPort | 1 |
HDMI | 1 |
USB-C | 1 |
Audio/Headphone 3.5mm Jack | 1 |
RS232C IN | 1 |
LAN Port | 1 |
USB | 4 |
Shipping Contents | 2 x Passive Stylus; 2x AAA batteries; Blank Sticker; Bracket for Camera; Cable Clamps; Display; Power Cable; Remote Control; Setup Manual; USB cable; Wireless Adapter |
Sharp LM431
For best-in-class touch performance and value, the Sharp LM series commands feature-rich professional capabilities for small meeting spaces and interactive signage applications.

Interactive Display Range Brochure
Range brochure for Interactive Displays
19.08.2021