BOYA BY-DM20 Dual-Channel Recording Kit You can use it for

You can use it for connecting the headphone output of an iPhone

The base has two holes 1

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BOYA BY-DM20 Dual-Channel Recording Kit You can use it forBOYA BY DM20 is a multi function recording kit with 2 mic in line in audio inputs and 1 audio output. Its a professional sound solution for iOS devices, Type C Android devices and Laptop. It can be used in a wide range applications include: interview, news production, ENG EFP, film production, music recording, commercial and educational activities etc.