Description
The Sharp PN-LM551 AQUOS BOARD® is a 55-inch interactive display system designed for versatile collaboration and signage applications. Featuring a 4K Ultra HD resolution, infrared touch technology with up to 20 touch points, and an advanced Android 14 CTS-compliant SoC, this display delivers exceptional clarity, responsiveness, and security.
Ideal for small meeting rooms, huddle spaces, classrooms, and interactive signage, the PN-LM551 offers intuitive Pen-on-Paper writing, a built-in whiteboard, annotation overlay, and Windows Ink support. The integrated EShare app enables wireless screen sharing from multiple devices without extra dongles, while a single USB-C cable supports data, audio, video, and power for seamless BYOD workflows.
With a slim 4-sided bezel design and flexible installation options (landscape, portrait, or tilted desk mode), the PN-LM551 combines professional-grade performance with adaptability. Pre-installed apps, including OfficeSuite, web browser, file manager, and wireless sharing, make it ready for out-of-the-box productivity.
| Category | Specification |
|---|---|
| Model | PN-LM551 |
| Screen Size | 55" Class (54-5/8" diagonal) TFT LCD |
| Resolution | 3840 x 2160 (4K UHD) |
| Brightness | 500 cd/m² (typical) |
| Contrast Ratio | 5000:1 |
| Colors | Approx. 1.07 billion |
| Pixel Pitch | 0.315 mm (H) × 0.315 mm (V) |
| Viewing Angle | 178° (H/V) |
| Response Time | 6.5 ms (Gray to Gray, average) |
| Touch Technology | Infrared blocking detection, up to 20 points |
| Inputs | 3x HDMI, 1x USB Type-C |
| Outputs | 1x HDMI, 1x Audio (3.5 mm) |
| USB Ports | 3x USB 3.0 Type-A, 1x USB 3.0 Type-C, 1x USB 2.0 Type-A |
| LAN | 10/100/1000 BASE-T |
| Wireless Connectivity | Wi-Fi 6 (IEEE802.11 a/b/g/n/ac/ax), WPA/WPA2/WPA3 Enterprise, Bluetooth 5.3 |
| Operating System | Android 14 |
| Processor | Arm Cortex-A73 ×4 + Cortex-A53 ×4 (Octa-Core) |
| Memory / Storage | 4GB RAM / 32GB Storage |
| Speakers | 10 W + 10 W |
| Installation Options | Landscape, Portrait, Tilted Desk (0–45°) |
| Power Consumption | 145W (Max 285W) |
| Dimensions (W × D × H) | 49-13/16" × 2-7/8" × 28-15/16" (1265 × 73 × 736 mm) |
| Weight | Approx. 72.8 lbs (33 kg) |
| Operating Conditions | Temp: 41°F–95°F (5°C–35°C), Humidity: 20–80% (no condensation) |
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