OIC Korea is a true manufacturer of LCD CCTV monitors. The OIC Korea monitors are true Commercial Grade with FCC Class A Certification – Built to Run 24 x 7 x 365 continuously. Our monitors are designed, engineered and manufactured with CCTV PCB boards and circuitry making these the LCD solution for your security surveillance.

R4K43NNU (4K Video Wall Monitor)
Spread 1 image across multiple monitors using 1 video source
Display Port In / Out (VGA in)
Video Wall Processor built in
Remote Display Management
Landscape and Portrait
HDMI & DVI-D In / Out
 PIP / PBP / QUAD Displays
RS-232C In / Out for pc / server control
Control panel Lock (panel or IR)
All metal chassis
Auto power recovery / Auto pixel shift
VESA standard hole patterns


The R4K UHD Series of LCD Displays are the perfect solution for ultra-high definition video walls. Equipped with a standalone 3840 x 2160 resolution panel and the ability to take a single video source and displaying across the entire Video Wall. it is an excellent choice for command & control centers, corporate, AV and digital signage applications.


R4K43NNU (4K Video Wall Monitor)
  Display   Screen Size 42.51 Inch
  Bezel Width 18.8mm / 21.4mm
  Max. Resolution 3840 x 2160 @ 30Hz
  Pixel Pitch 0.2451 x 0.2451mm
  Brightness 350cd/m²
  Contrast Ratio 1000 : 1
  Aspect Ratio 16 : 9
  Viewing Angle (H/V) 178° / 178°
  Display Color 1.07 Billion
  Response Time < 8ms (Gray to Gray)
  Video System NTSC / PAL
  Electrical Ratings AC 100 ~ 240V (50/60Hz)
  Interface   Display Port In / Out 1 / 1
  HDMI In / Out 1 / 1
  DVI In / Out 1 / 1
  RS-232 In / Out 1 / 1
  Audio Out (3.5mm) 1
  VGA In (15 Pin D-Sub) 1
  Transmitter   Remote Control Yes
  Audio   Built-in Speakers Yes (10W x 2)
  Features   Multi Display Function Yes (PIP / PBP / QUAD)
  Temperature Sensor Yes (Option)
  De-Interlace Yes
  Noise Reduction Yes
  One Image Up to 15 x 15 NA
  Auto Fan Control System Yes (Option)
  Auto Pixel Shift Yes
  Auto Source Switching Yes
  Edge Setting (H / V) Yes
  Advance Auto Power Recovery Yes
  Multi Language English, Spanish, French, German
  RS-232C Control Monitor OSD control using PC
  Cabinet   Color Black
  Material Electro-Galvanized Steel
  Warranty   Part / Labor 1year / 1year
  Power   Electrical Ratings AC 100~240 V (50/60Hz)
  Power Consumption <100W
  Circumstance   Operating Temperature 0 ~ 40° C / 32 ~ 104° F
  Outline Dimension   Dimension (Inch) 962.0 x 554.8 x 72.0mm
  Weight 23kg (50.7 lbs)
  Mounts   VESA Mount Size 600 x 400mm
  Video wall WSD, WES, WFS, WSR
  Stand Alone WB-4780
*Design and Specifications are subject to change without notice