Camera-top shotgun microphones which mount in your camera's accessory shoe have become incredibly popular and the number of options in the market is staggering. Here we give you sample audio from three: The new Azden SMX-30, the RODE VideoMic Pro (redesigned in 2015), and the Saramonic Vmic so that you can get a sense for how these three differ.
We also talk a bit about high-pass filters, what they do and when you might like to use them as well as the number one way to improve the quality of your sound (by getting the microphone within 60cm of your mouth.