Just say Yes or No to pick or reject call. Combine with Voice control function, such as Siri Control . Realize the true meaning of handfree. Extremely convenience for your life, enjoy high-tech experience.
this is why you get light headed when you are sitting and stand all of a sudden because when you are sitting your blood tends to pool up in your legs and standing all of a sudden sends a sudden huge burst of a lot of blood to your brain. your brain gets a little oxygen starved when you are sitting. Source(s):
So, if you are up and about for 15 hours, you should be sitting for not more than 9 of those hours. More than that, and you risk getting obesity, diabetes, cardiovascular disease and even cancer, he cautions. Thats because sitting for long periods causes fat to accumulate in abnormal places  organs and muscle tissue.