Tuesday, April 10, 2018

Insignia NS-55D420NA18 Features, Specs and Manual


This is the one of the largest of the lineup of the Insignia LED HDTV line, which has a total of 55 inch display that has a wide viewing angle and outputs a 1080p of maximum resolution. It has a 20 watts of built-in speakers that sound great for movies or even gaming. The 3 HDMI and USB input gives you the flexibility the way you watch and access your media files with the help of the easy to use Insignia user interface.


1080p Resolution

With a total pixels of 1280 by 1080 pixels in a 55 inch display, this TV is perfect for watching full HD movies and media. More detail and picture quality than the previous insignia 720p HDTV's..

20 Watts Speaker Power

It has two 10 watts speakers that is loud enough to fill the entire room with sound. The sound quality is excellent to the size of the HDTV screen.

3 HDMI Ports

Connect 3 of your devices like dvd players, gaming consoles or even your computer as this can be a good substitute for a computer monitor. Switch the input on demand when you need to switch between devices that are connected

178° Wide Viewing Angle

Whichever you view it as long you are inside that 178° angle, you will not see any color loss or washing out of colors. This ensures all the audience at the couch enjoys same quality of the center person.

USB Input

You can connect your storage device and play or view saved and downloaded media directly on the TV.

Technical Specifications

Screen Size
54.6 Inch (Class 55”)
Screen Resolution
1280 x 1080 (1080p)
Standard Insignia Interface
Viewing Technologies
  • LED Backlight
  • 178° Viewing Angle
  • V-Chip
Refresh Rate
Contrast Ratio
No Connectivity
Built-in Speaker Output Power
20 Watts Total (7.5 watts x 2 speakers)
Audio Technologies
DTS Sound
Inputs and Outputs
  • 3x HDMI
  • 1x USB Port
  • Antenna Input
  • 1x Composite Input
  • 3.5mm Headphone Jack
  • 1x Analog Audio
Dimension (H x W x D)
  • With stand
    • 30.7 x 49. x 10.6 in
  • Without stand
    • 28.4 x 49 x 3.3 In
Total Weight
  • 36.8 lbs with stand
  • 35.2 lbs without stand
Vesa Wall Mount
200 x 200 mm


  • Large screen with excellent picture quality
  • Sound quality is good
  • Easy to use and setup


  • The HDTV backlighting is not bright enough
  • Known frame skipping issues


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