Koss

Koss UR10 OnEar Headphones, Over the head design with an adjustable headband, Maximum portability with a lightweight design, 4-foot cord and 3.5mm plug

KOSS ED1TCi Communication Headphones, Portable, Durable commercial and institutional headphones, Plastic ear cups for convenient cleaning, In-line push-to-talk microphone, Durable design for multiple...

Titanium layered diaphragm for accurate sound reproduction. Foam ear cushions for an open, hear-through sound. Adjustable headband with sling for a comfortable and secure fit. Volume control on the...