The BOYA BY-CIP2 adapter cable allows you to connect a microphone with a 3.5mm male TRS output to the 3.5mm female TRRS headphone jack on a smartphone or tablet for audio recording. The cable offers a convenient right-angle connection at the smartphone end to help keep it out of the way. The cable can be used with a wide variety of popular microphones including the BOYA BY-BM3011 and BY-M17R models, as well as the Rode VideoMic and VideoMic Pro mics.