LG 55" 55SM3C-B Full HD Signage Display with Embedded System-on-Chip (Black)

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Smart Platform

Quad Core SoC*

The high-performance SoC can execute several tasks at the same time and provides smooth content playback.


Smart Platform

  • webOS 3.0

The webOS 3.0 platform provides powerful and convenient creation tools, including app development materials.

  • Group Manager

Content can be created, distributed and controlled by a signage without a dedicated PC or server.

  • PBP (Picture-By-Picture) / PIP (Picture-In-Picture)

PBP (Picture-By-Picture) and PIP (Picture-In-Picture) features enable you to compose various layouts for several digital devices.

Support Network Protocol

  • IP Streaming Protocol

Various types of IP video streaming protocol
are supported, such as RTSP/RTP, MMS, HLS
and MPEG-2 TS*.

  • Secure Communication Protocol

By supporting HTTPS* protocol, communication between server and signage is more secure.

  • Proxy Server

Web access speed and security can be improved by supporting Proxy Server (A server that acts as an intermediary for requests from clients seeking resources from other servers.)

Built-in Wi-Fi

  • Mirroring

Content sharing is more convenient
on a Wi-Fi network.

  • Soft AP

The SM3C with Soft AP software can
operate as a wireless access point for
mobile devices.

  • Simple Installation

Installation has been simplifi ed by removing
the external media player and Ethernet / RS232C cables.

Industrial Design

Detachable logo
The detachable logo allows for installation in the desired orientation : landscape or portrait mode.


Screen Size

1,920 x 1,080 (FHD)
Portrait & Landscape


External Control

HDMI, DP, DVI-D, RGB, Audio in
DP, Audio, External Speaker out
RS232C, RJ45, IR receiver, Pixel Sensor, USB 3.0, SD card

Physical Specification

Bezel Width
Monitor Dimension (W x H x D)
Weight (Head)
VESA™ Standard Mount Interface

11.9 mm (T/R/L), 18 mm (B)
1,238 x 714.9 x 38.6 mm
17.3 kg
300mm x 300mm

Environment Conditions

Operation Temperature
Operation Humidity

0°C to 40°C
10 % to 80 %


Power Supply
Power Type

100-240V~, 50/60Hz
Built-In Power

Media Player Compatibility

OPS type compatible
External Media player Attatchable

Yes (MP500/MP700)

Software Compatibility

SuperSign-w lite





Remote Controller (2ea batteries included), Power cord, QSG, RGB cable, Regulation book, Phone to RS232C gender, Memory cover

Speaker (SP-5000), Stand (ST-432T), Pixel sensor (KT-SP0), Media player, Wall bracket (LSW230B), VESA Adapter (AM-B220S), OPS Kit (KT-OPSA), HDBaseT (EB-B100)