Product Overview
The ViewSonic LDS138-151 is a 138-inch all-in-one Direct View LED display designed to deliver stunning visuals with unmatched convenience. Built for modern corporate environments, event spaces, and public venues, it combines exceptional image quality, easy mobility, and plug-and-play simplicity. Its foldable design and motorized stand make transportation and setup effortless ideal for businesses that need large-format visuals without the complexity of permanent installations. Whether for conferences, exhibitions, or digital signage, the LDS138-151 brings powerful performance in a sleek, movable package.
Key Features and Benefits
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Quick and Easy Setup
Fully assembled out of the box — simply unfold, power on, and start presenting within minutes. No need for wall mounting or intricate calibration. -
Foldable and Portable Design
A patented hinge design allows the display to fold and fit into elevators, making transport between locations simple and safe. -
Motorized Height Adjustment
The built-in stand features a motorized lift with up to 65 cm of adjustment, allowing flexible viewing angles in any space. -
Seamless Viewing Experience
With an ultra-thin frame and integrated control box, the display maintains a clean, edge-to-edge look that enhances visual immersion. -
Durable GOB Protection
The LED surface features Glue-on-Board (GOB) technology, providing added protection against impact, dust, and moisture — ideal for long-term reliability. -
Vibrant Visual Quality
Enjoy bright, detailed, and color-accurate images with 600 nits of brightness, a 6,500:1 contrast ratio, and a 3,840 Hz refresh rate. -
Powerful Built-In Sound
Dual 30-watt front-facing speakers deliver clear, powerful audio that complements the large visuals — perfect for presentations or media playback. -
Smart System and Connectivity
Featuring a built-in Android 9.0 operating system, 4 GB of RAM, and 32 GB of internal storage, the display supports multiple HDMI inputs, USB ports, and wireless screen sharing for flexible content delivery. -
Effortless Maintenance
Front-access, hot-swappable LED modules make servicing simple. Damaged panels can be replaced in minutes without disassembling the unit. -
Professional-Grade Mobility
Four silent, 360-degree wheels and durable construction allow smooth movement while maintaining stability and safety.
Table: Technical Specifications
| Feature | Specification |
|---|---|
| Display Type | Direct View LED |
| Screen Size | 138″ (16:9 aspect ratio) |
| Resolution | 1,920 × 1,080 (Full HD) |
| Brightness | 600 nits (adjustable in 100 levels) |
| Contrast Ratio | 6,500 : 1 |
| Refresh Rate | 3,840 Hz |
| Viewing Angle (H/V) | 170° / 170° |
| Pixel Pitch | 1.588 mm |
| LED Lifetime | 100,000 hours |
| Color Gamut | 120% Rec.709 |
| Operating System | Android 9.0 |
| Processor / GPU | RK3399 / ARM Mali-T860MP4 |
| Memory | 4 GB DDR4 |
| Storage | 32 GB (26 GB available) |
| Audio Output | Dual 30 W speakers |
| HDMI Inputs | 4 × HDMI 2.0 (HDCP 2.2) |
| HDMI Output | 1 × HDMI 1.4 (HDCP 1.4) |
| Audio Outputs | 2 × 3.5 mm, 1 × SPDIF |
| USB Ports | 1 × USB 3.0, 2 × USB 2.0, 1 × USB-C (data only) |
| RS-232 / Ethernet | 1 × RS-232, 2 × RJ-45 |
| Power Input | 100–120 V @ 20 A (regional) |
| Power Consumption | 581 W (typical) / 1,745 W (max) |
| Standby Power | < 0.5 W |
| Operating Temperature | 0 °C – 40 °C |
| Humidity Range | 20% – 80% (non-condensing) |
| Ingress Protection (Front) | IP54 (LED module surface) |
| Net Weight | 250 kg (511 lb) |
| Gross Weight | 417 kg (919 lb) |
| Dimensions (W × H × D) | Min: 1,850 × 1,948 × 780 mm / Max: 3,064 × 2,598 × 780 mm |
| Package Dimensions | 2,070 × 1,996 × 847 mm |
| Impact Protection | IK06 |
| Warranty | 3-year limited, on-site service |
| Certifications | cTUVus, FCC, RoHS |
Product Information
The LDS138-151 redefines what a large-format LED display can be. Unlike traditional video walls that require complex setup and calibration, this all-in-one system arrives pre-assembled with the LED modules, control system, and power supply fully integrated. Setting it up takes just minutes — unfold, adjust height, and it’s ready to perform.
Designed for mobility, its foldable screen fits into standard elevators and can be transported safely in its flight case. The sturdy motorized stand provides smooth height adjustment, while silent 360-degree wheels allow effortless relocation between meeting rooms or event halls.
Durability is another core advantage. With GOB protection, the LED modules are sealed to resist moisture, dust, and physical impact, making them ideal for heavy professional use. The IP54 rating on the front panel adds an extra layer of environmental protection.
In terms of performance, the display delivers exceptional image quality — rich contrast, vivid color, and smooth motion — supported by a 3,840 Hz refresh rate and wide 170-degree viewing angles. It ensures crystal-clear visuals from any perspective, whether used for video conferencing, digital signage, or immersive presentations.
Connectivity is comprehensive, with multiple HDMI, USB, audio, and Ethernet ports. The integrated Android 9.0 system provides direct media playback and wireless casting options, minimizing the need for external devices.
Maintenance is fast and straightforward. The front-access design allows users to replace any LED module within minutes, keeping downtime to an absolute minimum. Combined with its robust build, 3-year on-site warranty, and elegant all-in-one construction, the LDS138-151 stands as one of the most convenient and professional large-format LED solutions available today