Description
The Sharp PN-LM431 AQUOS BOARD® Interactive Display is a versatile 43-inch 4K UHD solution designed for small meeting spaces, huddle rooms, and interactive signage applications. Built with an Android 14 SoC for robust security and seamless out-of-the-box functionality, this display supports intuitive collaboration with Pen-on-Paper writing, annotation overlay, and Windows Ink support.
Equipped with wireless content sharing via EShare, a built-in whiteboard, OfficeSuite for document viewing, and a web browser, the PN-LM431 enhances productivity without requiring external devices. Its slim bezel design supports flexible installation—landscape, portrait, or tilted desk orientations—making it suitable for both business and educational environments.
With infrared touch technology supporting up to 20 touch points, high-brightness anti-glare panel, and flexible connectivity options including HDMI, USB-C, and LAN, the PN-LM431 ensures a smooth, engaging, and secure collaboration experience.
| Category | Details |
|---|---|
| Model | Sharp PN-LM431 AQUOS BOARD® |
| Screen Size | 43" Class (42.5" diagonal) TFT LCD |
| Resolution | 3840 × 2160 (4K UHD) |
| Colors | Approx. 1.07 billion |
| Brightness | 500 cd/m² (typical) |
| Contrast Ratio | 4000:1 (typical) |
| Pixel Pitch | 0.245 mm (H) × 0.245 mm (V) |
| Viewing Angle | 178° (right/left/up/down) |
| Response Time | 6.5 ms (Gray to Gray) |
| Touch Technology | Infrared, up to 20 touch points |
| Operating System | Android 14 (CTS-compliant) |
| Processor | Octa-core (4 × Cortex-A73, 4 × Cortex-A53) |
| Memory/Storage | 4 GB RAM / 32 GB storage |
| Wireless | Wi-Fi 6 (802.11 a/b/g/n/ac/ax), Bluetooth 5.3 |
| Speakers | 10 W + 10 W |
| Inputs | HDMI × 3, USB-C × 1 (65W PD), USB 3.0 Type-A × 3, USB 2.0 Type-A × 1 |
| Outputs | HDMI × 1, 3.5 mm stereo jack |
| Control/Expansion | RS-232C, LAN (Gigabit), USB 3.0 Type-B, Expansion slot |
| Installation Options | Landscape, Portrait, Tilt (0–45°) |
| Dimensions (W × D × H) | 39-1/8" × 2-7/8" × 22-15/16" (994 × 73 × 582 mm) |
| Weight | Approx. 46.3 lbs (21 kg) |
| Power Requirements | AC 100–240 V, 2.6–1.1 A, 50/60 Hz |
| Power Consumption | 110W (max 230W) |
| Operating Conditions | 41°F–95°F (5°C–35°C), 20–80% humidity (no condensation) |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
