Thereâs a microphone built into each cup of the headphones that samples the ambient noise near the ear. That noise signal is fed into an electronic circuit that analyzes it and creates a mirror image of the noise, then adds the noise back into the music signal.
The job description of a manager varies from organization to organization. Here is more about what a manager does, the manager's job description. The manager's role and job description is at a pay grade or job classification level of the organization that integrates functions and departments for implementation success.
A marketing manager is someone who manages the marketing of a business or product. They can be responsible for several services or products, or be in charge of a single product. A marketing manager needs to have an outgoing, gregarious, and spontaneous nature.