Today’s iOS devices include mono microphones that are good enough for general-purpose recording—making voice and video calls, capturing audio notes, and identifying tunes with Soundhound. But they’re not ideal for situations where you need higher-quality audio, such as when recording podcasts, lectures, or musical performances. In such situations, an external microphone is the way to go, and Zoom's $125 iQ5 Professional Stereo Microphone captures good sounding stereo audio....
