Bluetooth doesn't use data, but instead uses short-range radio waves to connect your wireless devices.

You likely use Bluetooth every day, whether for connecting headphones with your smartphone or transferring a few files from one device to another. But what is Bluetooth, anyway, why is it so-called, ...

I work in an office where people bring in their laptops and pair them with various Bluetooth devices in the office. The problem is that Bluetooth doesn't deal very well with this particular use case.