Koss Porta Pro Classic On-Ear Headphones,...

Connectivity Technology: Stressed out. Designed for deep bass performance
Relaxed, safe have compatibility with adjustable scarf and multi-pivoting earplates
Two adjustable temporal-comfort zone pads shift the pressure and perfectly balance the ear plates to your ear
Collapsible for optimum portability, includes sporting case
Connector Kind: 1 x Headphones (mini-telephone stereo 3.5 mm)