Product Description
LG SM3G-B 21.5″ Full HD Commercial Display | IPS Panel | webOS 4.1 | Built-in Wi-Fi | 16 / 7 Operation
Model 22SM3G-B
The LG SM3G-B is a compact, full-featured 21.5-inch commercial signage display engineered for continuous, professional use.
With its IPS backlit-LED panel and Full HD (1920 × 1080) resolution, it delivers vivid color accuracy, wide 178° viewing angles, and reliable performance for retail, hospitality, and corporate environments.
Powered by webOS 4.1, the SM3G-B provides an intuitive platform for content scheduling, remote management, and seamless playback. Its built-in Wi-Fi, 8 GB internal memory, and comprehensive connectivity (dual HDMI, LAN, RS-232C, USB) make setup and operation effortless.
A durable design with 16/7 operation support ensures dependable long-term performance, while integrated speakers and energy-saving features complete the all-in-one professional solution.
Key Features
21.5″ Full HD IPS Display – Crisp 1080p visuals with 250 nits brightness and wide 178° viewing angles.
Commercial Grade Reliability – Rated for 16 hours / day operation with robust internal power design.
Smart webOS 4.1 Platform – Enables local scheduling, USB playback, screen share, and failover support.
Built-in Wi-Fi & LAN Control – Stream, manage, and update content remotely with ease.
Integrated Speakers (2 × 1 W) – Clear audio for public information or promotional messaging.
Comprehensive CMS Compatibility – Supports LG SuperSign CMS, Control+, ConnectedCare & Crestron Connected®.
Specifications
| Category | Details |
| Display Size | 21.5″ (54.6 cm) |
| Panel Type | IPS (LED Backlight) |
| Resolution | 1920 × 1080 (Full HD) |
| Aspect Ratio | 16:9 |
| Brightness (Typ.) | 250 nits |
| Contrast Ratio (Typ.) | 1000:1 Dynamic 400,000:1 |
| Color Gamut | BT.709 95 % |
| Viewing Angle (H/V) | 178° / 178° |
| Color Depth | 16.7 million (6-bit + FRC) |
| Response Time | 14 ms (G to G) |
| Surface Treatment | 25 % Haze (anti-glare) |
| Operation Hours | 16 / 7 |
| Orientation | Landscape |
| Bezel Color / Width | Black / 16.3 mm (even) |
| Dimensions (W × H × D) | 510.3 × 302.1 × 53.8 mm |
| Weight | 3.34 kg (net) |
| VESA Mount | 100 × 100 mm |
| Internal Memory | 8 GB |
| Wi-Fi | Built-in |
| Sensors | Temperature Sensor |
| Audio | 1 W × 2 built-in speakers |
| Power Supply | AC 100–240 V ~ 50/60 Hz |
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