
Or, at the very least, you want to be able to jump back and forth between your digital devices without having to re-pair your Bluetooth headphones every time you do. The reality of our digital lives, though, means that you almost certainly want to do both of these things at once. Or maybe you rely on a Bluetooth headphones paired with your computer for two-way communication via services like Skype or Discord.

You likely use Bluetooth as a two-way connection between your smartphone and your favorite set of wireless earphones, one that allows you to stream audio and send simple control commands-like skipping audio tracks, or answering/ending phone calls-between one and the other.

And that's probably exactly the sort of scenario that comes to mind when you think about wireless headphones. In other words, a replacement for a single wire. When discussing Bluetooth, we often describe it as a simple, low-energy, wireless connection between two devices.
