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.
Manchus form the largest branch of the Tungusic peoples and are distributed throughout China, forming the fourth largest ethnic group in the country. They can be found in 31 Chinese provincial regions. They also form the largest minority group in China without an autonomous region.