Most converter dollies do, this depends on the manufacturer...always best to ask.
If your TV has RCA audio out you do not need the converter.
they are usually bolted on in the front of the converter.
If it came from the factory with a converter then it needs a converter.
No. You only need a converter box for analog TV and only if you receive your TV "over the air" with an antenna. If you have cable or satellite TV, you don't need a converter.
No, you do not need a digital converter box to use a DVD Player, all you need is a TV.
Using one of these converters will help to get the job you need down easier and faster then by doing it by hand it can easier to have one of these gadgets then not to have one
No. You do not need the Internet to convert video formats. You do, however, need to access the Internet to download a video converter to your computer. Once you have the converter downloaded and installed, the Internet connection is not longer required.
You can use a converter calculator to help with this. It can help you to get the right converter that you need.
You need to find what the weight rating of the tow dolly is. That will determine if it can or if it can't. Some tow dollies can, and some cannot.
No
No, you do not need a special converter. I would advise you to return to the store in which you purchased the Blu-Ray Player and see what the problem is.
Why you need one? To convert from one format to the other? Any Video Converter could do that too.