Another evidence to confirm this message is that Apple allows the headphone manufacturer to produce headphone via the connection of charge interface.

The second problem that comes with headphone abuse is compression.

Any of you ever wore a Jabber headphone the little cell headphones?

The trouble with widespread headphone use is it brings three really big health issues.

One study at an American university found that 61 percent of college freshmen had damaged hearing as a result of headphone abuse.

Each seat in the Congress halls at the Queen Sirikit National Convention Centre in which simultaneous interpretation is available will be provided with a portable receiving set and a headphone.

Ten million Americans already have this for one reason or another, but really worryingly, 16 percent roughly one in six of American teenagers suffer from noise induced hearing disorder as a result of headphone abuse.

In addition, there are a number of sources claiming that the new generation of iPhone will have the 3.5mm headphone jack cancelled, and adopt Bluetooth connection and charging interface instead, which will provide space for Apple to add a second speaker.