The iPhone has a small Mic and a button in its earbud. Though it looks like a simple handsfree; this is a smart one.The button on the Mic has many functions:
- To answer your incoming call, Press the button once. Press for a few seconds, your call will go to voicemail.
- To pause your music, Press once to pause; Press again to resume playback. Press twice (double click) go to the next song.