The boya by-dm200 is specially designed for products with a lightning connection. it is a professional condensater stereo-microphone, suitable for both indoor and outdoor use. the boya by-dm200 works without batteries, so you never have to worry about them being empty. in addition, it comes in a handy case, so you can take it with you wherever you go. Application boya by-dm200 The by-dm200 is ideal for use in vlogs, interviews and webinars. plug and play, you connect the by-dm200 and as soon as you start a (film) recording, the microphone starts to record immediately. the by-dm200 is also apple mfi certified. that means it's an apple-approved accessory.  if you have an android smartphone with usb-c connection, you can purchase the by-dm100. these can be found under the heading "optional accessories".