Thursday, December 6, 2018

Toshiba 50LF621U19 Fire TV Features, Specs and Manual

50LF621U19 Fire TV Edition Overview

This is the special Amazon Fire TV edition which has 4K resolution wide viewing angle and 50 inch of display with HDR. The Fire TV edition gives access to special content only available on Fire TV edition UHD TV and HDTV's and it is also Alexa Voice Assistant recognition.

50LF621U19 Top 5 Features

Here are the best features of the Toshiba Fire TV edition.

1. Fire TV Smart Interface Experience

It has a special smart interface which gives exclusive access to amazon media content and makes the menu system easy to organize and use.

2. 4K UHD TV with HDR

The 50-inch screen panel has a 3840 by 2160 of maximum resolution and it is HDR compatible with wide contrast and bright color production.

3. Fast CPU and GPU

This makes streaming 4K videos as buttery smooth without any lags or motion blurring. Both the CPU and the GPU has multi-cores which also makes the menu as fluid and responsive.

4. DTS Studio Sound and Dolby Audio

The two 10 watts Onkyo speakers are further enhanced with the help of DTS and Dolby making the sound output much more clearer and surround listening experience.

5. Alexa Enabled

The remote has a microphone built-in so when you press the button you can do voice commands or search your favorite videos online.

50LF621U19 Technical Specifications

Manufacturer Toshiba
Model 50LF621U19
Screen Size 49.5 Inch (Class 50”) LED Back-lit
Screen Resolution 3840 x 2160 (2160p Ultra HD)
Smart Interface Alexa Fire TV Interface
Viewing Technologies
  • HDR
  • Voice Remote with Alexa
  • Fire TV apps
Refresh Rate 60Hz
Viewing Angle 178°
Contrast Ratio 4000:01
Connectivity WiFi and Ethernet
Built-in Speaker Output Power 20 Watts Onkyo Speakers
Speaker Sound Technologies
  • DTS Studio Sound
  • Dolby Audio
Inputs and Outputs
  • 3x HDMI
  • 1x Composite
  • 1x USB Port
  • Antenna
  • 3.5mm Headphone Jack
  • 1x Analog Audio
  • 1x Digital Audio (Optical)
Dimension (H x W x D)
  • Without stand
    • 26.4 x 44.6 x 3.7 in
  • With stand
    • 27.8 x 44.6 x 10.7 in
Total Weight
  • 31.3 lbs (with stand)
  • 30.6 lbs (without stand)
Vesa Wall Mount 400 x 200mm


  • Easy to use Fire TV interface
  • Cheap price point
  • Good sounding speakers


  • Some issues on wifi connectivity

Price Range: $340 to $360 (USD)

Major Selling Point: Cheap price for 4K HDR smart UHD TV.


This maybe one of the most cheapest 4K HDR 50-inch UHD TV on the market today which has a exclusive Fire TV interface. It has good number of ports and good CPU/GPU for a smoother user interface and 4K quality video playback. Although there are some issues like dropping of Wifi connectivity but I hope there would be a future firmware upgrade to fix this issue.


Toshiba 50LF621U19 Fire TV Edition 4K HDR UHD TV User Manual


  1. Needs specs on the stand spacing and can you get a center stand for this tv??

  2. I continue to see a note scanning across the TV with the screensaver normally appears concerning storage or better said, the lack thereof. Is there a capability to increase via a sim card?


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