Koss - PortaPro Remote On-Ear Headset, High-Fidelity Sound with Inline Remote

KOSS Headphones PortaPro On-Ear Mic Remote Dark Master

The ultra portable on-ear headphones
With in-line microphone and 1-touch remote
Comfort Zone setting for comfortable secure fit
The ultimate active headphone with folding headband 
Dynamic element for extended frequency response
Oxygen-free copper voice coils deliver deep bass and clear sound
Includes a convenient carrying case 
Limited Lifetime Warranty
Without changing the sound or the design, we’ve added an all-new cable system to the iconic Porta Pro® that features an in-line microphone and 1-touch remote.

The world’s most beloved headphone – a classic since 1984. Well-known headphone that is found in the top tier in tests year after year. Koss Porta Pro has dynamic elements, and ComfortZone setting for the best fit. The headphones are foldable for protection during transport or storage.

Specifications
Impedance: 60ohms
Frequency response: 15 Hz – 25,000 Hz
Cord Length: 115 cm
Plug: L-shaped, gold-plated stereo plug 3.5mm