Most all do. I can't think of a brand off hand that doesn't. The power supplies and microprocessors can generate quite a bit of heat and need do be cooled. Convection cooling just isn't enough.
Best Buy would have all brands of LCD TVs. They carry Sharp and Vizio plus other brands of LCD TVs. I am sure you will with the help of a salesperson find just the right LCD TV you are looking for.
Some of the brands that produce the LCD TV with freeview are Bush, JMB, Blaupunkt, Technika, and LG. LG produces the best quality LCD TV's with Freeview.
There are four brands of LCD televisions that have consistently rated out as the best in the 15 inch size category. Those brands are Toshiba, Samsung, Vizio, and Sony.
There are many different brands that are considered to be the best for LCD LED TV's. Sony, Samsung, and Vizio are all great brands to choose from.
I am not sure what you mean by "best mark" in the market. Their are many different brands that sell LCD TVs at different qualities consumersearch.com/lcd-tv has reviews of many different LCD TVs.
Many companies have a 50 inch LCD television in their product lineup. Some of the brands which offer this item are Samsung, LG, Toshiba, Panasonic and Sony.
Many of the well known brands such as Samsung, Panasonic, and Sony carry the 26inch in their range. Lesser know brands such as Insignia also carry it in their range. With the advent of LED TVs, the price of LCD TVs has dropped, making the 26 inch LCD TV not overly popular when compared to the larger sizes.
There are several different brands of 32" LCD TV's available. The most popular are: LG, Panasonic, Toshiba, Sony, and Samsung. There are the lesser known brands such as: Insignia and Dynex also available.
A 40 LCD tv weighs between 30 and 50 pounds. The variation is dependent on the different brands.
The best LCD TV would greatly depend on what features one was looking for. Some brands include Toshiba, Samsung, Vizio, Sony and LG. One may consider reading reviews of the various brands of LCD TVs to find what is best for their needs.
Reliable brands for 32 inch LCD televisions are Sony, LG, Samsung to name a few. Reliable brands can also be a personal preference as some may have issues with one brand and not another. This can be the reverse for the next TV buyer.
LCD televisions vary on resolution. Their are hundreds of TV brands. You need to look at the product manual for the TV to be able to tell its resolution.