If you’re looking at a new pair of headphones (and I’m talking about the on-ear/over-the-ear kind, not the little earbuds), it’s definitely worthwhile investing some money into them; especially if you’re looking for a good pair to last you for years to come. Over-the-ear headphones are typically more expensive, but they are more comfortable to wear for long periods of time, and tend to product great quality audio. If you’re using them out and about, it might be a good idea to look out for a pair with noise cancellation. Finally, while you’re at it, why not add wireless Bluetooth capabilities? Does that sound like too much to ask in a pair of headphones? Maybe, the Sennheiser MM 550-X has them all. Better yet, you’ll have a chance to win a pair of these headphones at the end of this review! Sennheiser, a German-based audio company, has produced some great audio equipment, including the Sennheiser HD 598 headphones that I reviewed not too long ago. I wanted to see what o...