N o matter how much we call ourselves a pro in using and understanding iPhone, there are many things we still don't know about it. Today I came up with something we notice every day in our iPhone, but we are still unable to figure it out. Have you ever wondered why do we have a small black hole at the back of our iPhone between camera and flash Do you think is it a reset button or something Let's find out. Also, watch the full descriptive video in the end.
...can virtually eliminate background noises so that the caller on the other end hears only crystal clear voice. It also helps to record your voice without any fillers and to make Siri's recognition of your accent even better.
Why don't you share and let your iPhone users know?