Ergonomics and Convenience
If you are a music aficionado, you will appreciate good quality sound, and hopefully that will always be a priority while buying a pair of headphones. What is important, and what people often manage to keep on the sidelines, is how deep are you willing to go while buying the right pair. It’s important to note here that investing in a good pair is always going to make your experience that much richer.
In the previous section, we explained the different kinds of headphones available in the market. While each type of headphones have a certain technological benefit that the other doesn’t, you will have to choose what works for you. However, it’s equally important to note that sound quality isn’t everything. Ergonomics has a lot of potential in either making or breaking the experience for you.
The size of every ear is different from the rest, and you would best appreciate the pair of headphones when they fit you well. Also an important thing to note is that you will be able to derive optimal quality of a pair only when they fit you well.
You also need to pay attention to where or what you are using it for. If you are an everyday train traveler, it doesn’t really make sense to go in for circum-aural headphones. You will be unnecessarily be bogged by extra weight, plus due to stuffiness you might just want to take them off for a while, which is exactly what we are trying to avoid.
Also you need to take into account what you will be using the headphones for. If you have an MP3 player then there is no point buying the Sennheiser PXC-450, simply because it will not be able to perform to its best. To drive this pair, you need an amplifier, and are normally used for bigger music players.
very useful,but could not get details on wireless headphones 
