There are one or more microphones built into the headsets to detect external noise. By employing sophisticated electronic signal processing, an anti-noise signal is then generated to cancel out the external noise. In essence, this leaves only the desired music or soundtrack audible to the listener.
â¢ MANCHURIAN (adjective). The adjective MANCHURIAN has 1 sense: 1. of or relating to or characteristic of Manchuria or its people or their culture. Familiarity information: MANCHURIAN used as an adjective is very rare.
Oriental was a term used long ago to describe someone from the orient. The orient was Japan, and China.  Nowadays we don't refer to people from China or Japan as being fr â¦ om the orient if we do not know whether they are Japanese, or Chinese, or Taiwanese, we say they are Asian. 3 people found this useful.