Position. To view your phone in portrait mode loosen knob one or two slide the holder until the width fits your upright phone tighten. The knob.

One stacked inside the other so you can find the right fit for your vehicle's cup holder. Simply use this knob to adjust for your phone's eyes. And this knob to adjust tilt.

And up to two centimeters in thickness to be inserted. Between them with the rear button pressed to open the arms. You simply insert the phone into the mount base.

Pull the string taut and have one person speak into one of the cups while you listen through the other. The cups can be used to communicate over distances of up to 100 feet.

But. I've got a microphone. Here. So then you can hear the results at home I'm gonna put the microphone beside the cup. So it's kind of Cindy was just talking into a cup.

Car vent mounts are safe, but phones are a distraction no matter where they are. However, you should minimize risk by positioning your vent mount near your view of the road.

The best car air vent phone holder is a simple device that can be easily attached to the air vents of your car. It helps you to keep your phone in a secure place, and it allows you to use your phone hands-free.

The signal can be directed around corners with at least two methods: The first is to create a loop in the string which is then twisted and anchored to another object.

Then it travels about an inch or two from the speaker in your friend's cellphone to his ear. The same happens in reverse when (s)he speaks to you. In total the actual sound only travels a few inches, so it's not surprising it sounds as of you are sitting next to each other.

Pull the string taut and have one person speak into one of the cups while you listen through the other. The cups can be used to communicate over distances of up to 100 feet.

And make the string. Move in the same way. And then the vibrating string makes the bottom of the other cup move and the particles in the air in that cup. Until it reaches your friend's ear.

If you have your phone mounted directly in front of your vent, prolonged heat will be blowing straight into the back of your phone. Not really the best thing for electronics over the long-term. If you have long, cold winters and you drive often, this could be a genuine concern.