https://www.asus.com/Monitors/VC239HE-W/specifications/

Display
Panel Size: Wide Screen 23.0"(58.4cm) 16:9
Panel Backlight / Type : In-Plane Switching
True Resolution : 1920x1080
Display Surface Non-glare
Pixel Pitch : mm
Brightness(Max) : 250 cd/?
Contrast Ratio (Max) :
ASUS Smart Contrast Ratio (ASCR) : 80000000:1
Viewing Angle (CR?10) : 178°(H)/178°(V)
Response Time : 5ms (GTG?)
Display Colors : 16.7M
Flicker free
Video Feature
SPLENDID Video Preset Modes : 8 Modes
Skin-Tone Selection : 3 Modes
Color Temperature Selection : 4 Modes
QuickFit (modes) : Yes (Letter/Alignment Grid/Photo Modes)
GamePlus(modes) : Yes (Crosshair/Timer)
Low Blue Light : Yes
HDCP support :
VividPixel : Yes
Convenient Hotkey
Blue Light Filter
Brightness Adjustment
Input Selection
QuickFit
I/O Ports
Signal Input : HDMI, D-Sub
Signal Frequency
Analog Signal Frequency : 30~80 KHz(H)/ 56~76 Hz(V)
Digital Signal Frequency :
Power Consumption
Power On Mode : < 16 W
Power Saving Mode : < 0.5 W
Power Off Mode : < 0.5 W
Voltage : 100 -240V, 50/60Hz
Mechanical Design
Chassis Colors : White
Tilt : +20°~-5°
VESA Wall Mounting : 100x100mm
Frameless Design : Yes
Security
Kensington lock
Dimensions
Phys. Dimension with Stand (WxHxD) : 533.2 x 383.17 x 199.55 mm
Phys. Dimension without Stand(WxHxD): 533.2 x 322.11 x 45.75 mm
Box Dimension (WxHxD) : 589 x 448 x 121 mm
Weight
Net Weight (Esti.) : 3.4 kg
Net Weight without Stand (For VESA Wall Mount) (Esti.) : 3.0 kg
Gross Weight (Esti.) : 5.2 kg
Accessories
VGA cable
Power cord (Optional)
Power adapter
Quick start guide
Warranty Card
Compliance and Standards
EAC logo, Energy Star, CB, CCC, CE, CEL level 1, CU, ErP, J-MOSS, KCC, RoHS, UL/cUL, VCCI, WEEE, WHQL (Windows 10, Windows 8, Windows 7), MEPS, RCM, TUV Flicker-free , eStandby, TUV Low Blue Light
Note
measuring a screen brightness of 200 nits without audio/ USB/ Card reader connection