Features

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General
Model Name 20MP48AB-B.BTR  MM215FH76  LC24F390FHWXXL  GW2480-T
Color Black  Black  Black  Black
Display 49.53 cm (19.5 inch) LED Backlit Display  54.61 cm (21.5 inch) LED Backlit Display  59.94 cm (23.6 inch) LED Backlit Display  60.96 cm (24 inch) LED Backlit Display
Backlight LED Backlit Backlight  LED Backlit Backlight  LED Backlit Backlight  LED Backlit Backlight
Panel Type IPS Panel  IPS Panel  VA Panel  IPS Panel
Resolution 1440 x 900 pixels  1920 x 1080 pixels  1920 x 1080 pixels  1920 x 1080 pixels
Screen Resolution Type WXGA+  Full HD  Full HD  Full HD
Sales Package Monitor, Power Chord, D-sub, User Manual, Warranty DocumeView More... Monitor, Power Chord, D-sub, User Manual, Warranty DocumeView More... Monitor, Power Chord, User Manual  1 Monitor
Screen Form Factor Flat  Flat  Curved  Flat
3D No  No  No  No
Series 21 
Display Features
Number of Colors 16.7 M Colors  16.7 M Colors  16.7 M Colors  16.7 M Colors
Aspect Ratio 16:10  04:03  16:9  16:9
Contrast Ratio 1000:1  04:03 (Dynamic)  3000:1  1000:1, 20000000:1 (Dynamic)
Horizontal Viewing Angle 178° (2D)  178° (2D)
Vertical Viewing Angle 178° (2D)  60° (2D)  178° (2D)
Response Time 14 ms  5 ms  4 ms  8 ms
Brightness 200 nits (2D)  200 cd/m2 (2D)  250 nits (2D)  250 nits (2D)
Other Display Features Screen Split 2.0 (PIP Mode), On Screen Control, Reader MoView More... Vertical Frequency (Analog): 55 - 75 Hz  Eye Care Technology: Flicker-free Technology, Low Blue Li View More...
HD Standard 1080p
Horizontal Scanning Frequencies 30 - 80 kHz (Analog) 
Display Screen Coating Anti-glare, Hard Coating (3H)  Anti-glare Type, Hardness 3H 
Color Gamut 72%  16.7  72% NTSC
Audio Features
Speakers No  Yes, 2 Speakers with 2 W
Inbuilt Speaker No  Yes
Number of Speakers 2
Headphone Jack Yes Yes
Connectivity
DVI No
VGA Yes Yes Yes
Other Connectivity Features D-Sub  VGA  Audio Line In, HDCP: 1.4, D-sub x 1
HDMI No  Yes, 1  Yes, 1 x HDMI 1.4 Port
Display Port Yes Yes
USB 1
Audio In Yes
Additional Features
HDCP Support Yes Yes
Other Features Sleek Cut Design  Sleek Cut Design, ArcLine Stand, DDC/CI, Intelligent AutoView More... K Locker, OSD Language: 18 Languages (English, Francais,  View More...
OSD Languages Supported 17 Languages  18 Languages
Plug and Play Yes Yes Yes
Dimensions
Width With Stand 441.9 mm  565 mm 
Height With Stand 376.3 mm  374 mm 
Depth With Stand 187.4 mm  140 mm 
Width Without Stand 441.9 mm  570 mm 
Height Without Stand 297.4 mm  295 mm 
Depth Without Stand 59.8 mm  90.1 mm 
Weight Without Stand 1.9 kg  4.1 Kg 
Weight With Stand 2.1 kg  4.1 Kg 
Warranty
Warranty Summary 3 Years Onsite Warranty  1 Year Onsite Warranty  3 Years Onsite Warranty  3 Years Onsite Warranty
Covered in Warranty Manufacturing Defects Only  Manufacturing Defects Only  Manufacturing Defects Only  Manufacturing Defects
Not Covered in Warranty Physical Damage  Physical Damage  Physical Damage  Physical Damage, Customer Induced Defect, Black Air Bubbl View More...
Power Features
Power Output Per Speaker 2
Other Power Features Smart Energy Saving  Refresh Rate: 60 Hz, Power Supply: Built-in, Power Consum View More...
Power Requirement AC 100 - 240 V, 50/60 Hz  AC 100 - 240 V, 50/60 Hz  AC 100 - 240 V
Power Consumption 17 W (Operational), 0.3 W (Standby)  27 W (Operational)
Mounting Features
Stand Tilt -5 Degree to 20 Degree  -5 - 20 Degree
Wall Mounting Yes mm  100 x 100 mm
Wall Mount Standard VESA Mount
Security Lock Slot Key Lock  Kensington lock  Yes
Stand Tilt, Base Detachable  Tilt
Operating Requirements
Operating Temperature 0 - 40° C 
Storage Temperature 0 - 40° C 
Other Operating Requirements AC 100 - 240 V, 50/60 Hz