About Audio in and Out MAIN Port and AUX Port

question 326

Multiple Choice

About audio in and out MAIN port and AUX port, which statement is true ( ) (select two answers)

• A) the MAIN port and AUX port don't have echo canceller function
• B) the Main interface has echo canceller function, but cannot hear your own voice
• C) Aux interface does not have echo cancellation feature, but you can hear your own voice
• D) Both interfaces have echo cancellation feature body

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Definitions:

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Research Objectives

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