LG 

LG 43BN70U-B 43IN 3840X2160 LCD TAA MNTR HDMI DP USBC TLT HDR10 PBP OSC SPK

Mfg Part Number:  43BN70U-B  
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Price: $723.91
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Last Updated: Feb 18, 2026
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43" Class 4K UHD IPS Display

Outstanding Ultra HD performance is assured by the specially designed 4K display panel with in-plane switching (IPS), delivering accurate colors that remain consistent at wide viewing angles, with four times the resolution of Full HD.

HDCP 2.2 Compatible

Connect with confidence: This LG 4K monitor is compatible with the latest HDCP 2.2 copy protection, so it will display video from 4K streaming services, game consoles and Ultra HD Blu-ray disc™ players.

USB Type-C™ (DP Alt Mode)

The 43BN70U has USB Type-C™ (DP Alt Mode) ports that allow 4K video display and mobile device charging, all at the same time over a single cable.

4x HDMI Inputs

Now, the monitor is a multimedia centerpiece. Easily and conveniently connect your other digital devices and peripherals with the convenience of 4 HDMI inputs.

Adjust Display Settings With Remote

Picture mode presets, including Picture in Picture, can be easily adjusted with the included remote control.

Screen Split

Customize your monitor layout for multitasking with the latest version of LG Screen Split. Resize and display multiple windows at once, with 14 options including four different picture-in-picture (PIP) choices.

10 Watt Speakers with Rich Bass

Enjoy what's on the screen with sound produced by the monitor's two 10 watt speakers with Rich Bass. LG's Rich Bass function can cover sound under 85Hz showcasing a wider and richer sound with impressive bass depth.

Main Specification
General Information
Manufacturer LG Electronics
Manufacturer Part Number 43BN70U-B
Manufacturer Website Address https://solutions.lg.com/us
Brand Name LG
Product Model 43BN70U-B
Product Name 43BN70U-B Widescreen LCD Monitor
Product Type LCD Monitor
Technical Information
Number of Screens 1
Screen Size Class 43"
Viewable Screen Size 42.5"
Screen Mode 4K UHD
Screen Surface Anti-glare
Panel Technology In-plane Switching (IPS) Technology
Response Time 8 ms
Response Time Details 8 ms GTG
Aspect Ratio 16:9
Pixel Pitch 0.24510 mm x 0.24510 mm
Horizontal Viewing Angle 178°
Vertical Viewing Angle 178°
Mount Type Wall Mountable
Tilt Angle -5° to 10°
Features Plug & Play
Features Display Data Channel/Command Interface (DDC/CI)
Features Reading Mode
Features Color Calibration
Features 6-axis Color Adjustment
Features Black eQualizer
Features Dual Controller
Features Picture by Picture
Features Super Resolution+
Features Dynamic Action Sync
Features Picture in Picture
Features OnScreen Control
Horizontal Frequency 30 kHz to 135 kHz
Vertical Frequency 56 Hz to 61 Hz
Stand Adjustments Tilt
Stand Type Detachable
Curved Screen No
Video
Maximum Resolution 3840 x 2160
Maximum Resolution (DisplayPort) 3840x2160@60Hz
Color Depth 10-bit
Contrast Ratio 1,000:1
Brightness 350 Nit
Color Gamut 72% NTSC (CIE 1931)
Native Resolution 3840 x 2160
Maximum Resolution (USB-C) 3840x2160@60Hz
Audio
Number of Speakers 2
Speakers Yes
Speaker Output Power 10 W
Interfaces/Ports
Network (RJ-45) No
HDMI Yes
HDMI Version 2
USB Yes
VGA No
Headphone Yes
DisplayPort Yes
DisplayPort Version 1.2
Thunderbolt No
USB Type-C Yes
Number of HDMI Inputs 4
Number of DisplayPorts 1
Total Number of USB Type-C Ports 1
USB Type-C (Power Delivery) 60 W
Audio Line In No
DisplayPort Input Yes
DisplayPort Output No
Built-in Devices
Webcam No
Software
Operating System Supported Windows 10
Power Description
Input Voltage Range 120V to 230V
Operating Power Consumption 70 W
Standby Power Consumption 500 mW
Off-Mode Power Consumption 500 mW
Frequency 50 Hz
Frequency 60 Hz
Physical Characteristics
VESA Mount Compatible Yes
VESA Mount Standard 200 x 200
Color Family Black
Product Color Black
Stand Color Black
Height 25.5"
Width 38.1"
Depth 10.8"
Weight (Approximate) 35.05 lb
Miscellaneous
Additional Information
  • ecommerceUse:No
  • Surface Treatment (Hard Coating):No
  • HDR Effect:No
  • Key Lock:No
  • HW Calibration:No
  • LED Color (Power save mode).1
  • Key Type:Joystick
  • LED Color (On Mode).2
  • Smart Energy Saving:No
  • Flicker Safe:No
  • CE (Regulatory):No
  • TAA Compliance:No
  • Wide Color Gamut (WCG):No
  • Local Dimming Zone:No
  • HDR 10:No
  • Surface Treatment (Haze):No
  • Nano IPS™ Technology:No
  • VESA DisplayHDR:No
  • Contrast Ratio with DFC:No
  • Curvature:No
  • Color Weakness:No
  • Off Timer:No
  • MBR (Supported Frequencies):No
  • Auto Input Switch:No
  • Intelligent Auto (Auto Adjustment):No
  • User Define Key:No
  • Mini PC Bracket Ready:No
  • MaxxAudio®:No
  • Microphone In (3.5 mm):No
  • Thunderbolt™ (V Frequency):No
  • Thunderbolt™ (USB-Compatibility):No
  • Thunderbolt™ (Max Resolution):No
  • DVI-D In:No
  • Built-in Mic:No
  • RADEON FreeSync™:No
  • Motion Blur Reduction Technology:No
  • OverClocking:No
  • Black Stabilizer®:No
  • Crosshair:No
  • FreeSync™ (Low Frame Compensation):No
  • FPS Counter:No
  • Dynamic Action Sync®:No
  • AMD FreeSync™:No
  • Auto Brightness Sensor:No
  • Local Dimming:No
  • Low Blue Light:No
  • Color Blind Mode:No
  • LG Callibration Studio:No
  • Thunderbolt Certification:No
  • USB-IF:No
  • CEC (Regulatory):No
  • U.S. ePEAT (Environmental):No
  • TUV Eyesafe:No
  • TUV LBL:No
  • PVC-Free:No
  • EPA (Environmental):No
  • USB-C (VESA):No
  • TCO (Sustainability):No
  • Energy Star (Environmental):No
  • IEC (Electrical):No
  • USB Type-A (Upstream):No
  • USB Type-A (Quick Charging):Yes
  • Port Location
  • Rich Bass
  • RS-232C In:Yes
    		•
    Certifications & Standards UL/cUL
    UL Listed Yes
    Environmentally Friendly Yes
    Environmental Certification ErP
    Environmental Compliance Restriction of Hazardous Substances (RoHS)
    Environmental Compliance Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)
    Country of Assembly China
    Warranty
    Limited Warranty 3 Year
    product information

    Specifications

    • Mfr Part Number: 43BN70U-B
    • Display Type: IPS Anti-Glare LCD Display w/ LED Backlight
    • Display Size: 43" Class (42.51" diagonally)
    • Pixel Pitch: 0.2451 x 0.2451 mm
    • Brightness: 350 cd/m2 (Typical)
    • Contrast Ratio (Original): 1,000:1 (Typical)
    • Viewing Angle: 178° / 178°
    • Response Time: 8 ms
    • Native Resolution: 3840 x 2160
    • Interface: HDMI 1.4 (2), HDMI 2.0(2), DisplayPort, USB 3.0 (2 DOWN), USB Type-C, Headphone Out
    • Horizontal Frequency: 30 ~ 135 kHz
    • Vertical Frequency: 56 ~ 61 Hz
    • Power:
      • Type: Built-in Power
      • Input: 100 - 240Vac, 50/60Hz
      • Normal On (Typ.): 70W
      • Power Save/Sleep Mode: 0.5W (Max)
      • DC Off: 0.3W (Max)
    • Speakers: 2x 10W Rich Bass Speakers
    • Stand Function:
      • Tilt: -5° ~ 10°
      • Base Detchable: Yes
    • VESA Wall Mounting: 200 x 200 mm
    • Color: Matt Black
    • Dimensions: 38.1 x 10.8 x 25.5 inch (w/ Stand); 38.1 x 2.8 x 22.6 inch (w/o Stand)
    • Weight: 35.1 lbs (w/ Stand); 27.1 lbs (w/o Stand)
    WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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