Live Listen is a useful iPhone feature that allows you to record an interesting lecture or an interview and listen to it in live format using your iPhone and AirPods. This is a particularly handy feature as an accessibility tool for people who have any kind of hearing problem, but also to enable better hearing if, for example, your interlocutor is too far away from you. Here's how to use your iPhone as if it was a microphone that streams what you want to hear.