The Monster Beats are manufactured by the Monster Cable company, so the name is reliable. The beats by dre norge have a noise cancelling feature that many people are giving excellent reviews about on websites such as Amazon. The Dr. Dre headphones have a deep enveloping low end bass and solid mid and high range sound quality as well. Many people remark about the fact that these beats tour can be cranked up to real high volume and still pump out crisp sound.The ear cup design is being reported comfortable and easy to listen to music for extended periods of time without discomfort.Another feature of the Monster Beats is the right earphone can be tapped on the exterior and it mutes the sound. There's no digging in your pocket to press mute or pause, just a quick tap.Accessories for the Monster Beats-There are a variety of accessories to go along with the Dr. Dre headphones. These all come in the slick black and red packaging and style to compliment the monster beats tour. Various adapters for airplanes, in home audio, and even a cable with a built-in microphone for stereo cell phones, like the iPhone.