Can you help me with English plz?

Education & Reference by Anonymous 2018-07-02 18:42:28

Social Science

Can you help me with English plz?

No response

Title: smartphone. 1. Power button 2. Dual-lens camera 3. Speaker 4. Primary microphone 5. Earpiece I am confused because I don't know what is the difference "microphone" and "speaker" and "earpiece" in meaning exactly? Thanks!