Product detailsDYNAMIC DRIVER – Dual layer composite driver with aerospace grade titanium delivers sizzling highs, present mids, and powerful bass.Product Note : If the size of the earbud tips does not match the size of your ear canals or the headset is not worn properly in your ears, you may not obtain the correct sound qualities or call performance. Change the earbud tips to ones that fit more snugly in your earsPERFECTED ERGONOMICS – Oblique angled ear fittings naturally match your ear canals. 3 sets of included ear tip sizes ensure a proper fit for all. They?re more comfortable and less likely to fall out, freeing you to enjoy your music.RETRO MEETS MODERN DESIGN – iPhone matched colors on an aluminum alloy body merges a timeless aesthetic with your current device.TUNED BY A GRAMMY WINNING SOUND ENGINEER – 1MORE collaborated with internationally acclaimed sound engineer Luca Bignardi to perfect the final tuning to deliver a precise representation of your favorite artist?s intended sound.SUPERIOR MEMS MICROPHONE – In-line microphone conveniently located allows you to take calls without cross-talk or background static.Connectivity technology: Wired