"Harman Kardon NI In-Ear headphones feature optimized drivers that produce accurate bass and sound clarity even at low volumes, silicone sleeves in three sizes for optimum comfort and an Apple three-button remote with built-in microphone for phone calls. The rectangular shape of the black one-piece housing complements the style of companion iPhone, iPad and iPod products. A blend of sophistication and simplicity, the lightweight, comfortable NI headphones are part of the first-ever Harman Kardon line of headphones. You can take beautiful sound with you wherever you go

Driver - 9-millimeter Frequency Response - 20Hz - 20 Khz Apple three-button remote with built-in microphone Cable - 1.10 m Connector 3.5-millimeter"