You must be using mobile phone or smartphone a lot throughout the day. Today it has also become our need. But, have you ever looked carefully at the design of your mobile phone. If seen, it would have been found that there are two small holes or a small hole next to the charging and earphone port at the bottom. The way the mobile is charged from the charging port and we listen to songs from the earphone port, the volume rocker button makes the sound more or less, in…
Read More