Audio-Technica ATH-WB LTD Limited Edition Over-Ear Headphones (Open Box) misc cables "i" in M15i indicates that

"i" in M15i indicates that it has been certified by Apple's MFi program

But when the external power supply is connected at the same time

Control System Integrations:

Vocaster Once is small

you are free to wander from room to room listening to your favourite music and TV programmes

Audio-Technica ATH-WB LTD Limited Edition Over-Ear Headphones (Open Box) misc cables "i" in M15i indicates thatOverview Based on the ATH WB2022 wireless wooden headphones, released in commemoration of Audio Technicas 60th anniversary, the limited edition ATH WB LTD headphones bring the same award winning three layer wood housings to a wired model for warm, detailed analog sound. With dynamic bass and superior articulation in the upper mid and treble ranges, the ATH WB LTD excels in reproducing highly detailed audio including female vocals and string