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.
Pyrus ussuriensis (Manchurian Pear) - Deciduous. A popular Ornamental Pear variety for many years, the Manchurian Pear is a medium tree typically growing to around 10 metres tall and 6 to 7 metres wide, with a broadly conical crown.A highly ornamental tree with Spring blossom and Autumn colour.he Manchurian Pears are grown in a range of advanced sizes from 1.2 to 1.5 metre semi-advanced plants up to 7 to 8 metre plus Super Advanced Specimen Trees.