A no compromise, high-performance noise-isolating earphones + headset that delivers best-in-class benefits and superior value, perfectly matched to the latest product innovations from Apple. Frequency response is 20 Hz - 15 kHz and it achieves highest output sensitivity in its class with 105 dB SPL sensitivity at 1 kHz at 0.1 mV. Features close-proximity high sensitivity microphone made for Apple iPod, iPhone and iPad functionality. Colour: Black.