Koss ED1TCi Specifications

The product is manufactured in United States.
Design that delivers high availability, scalability, and for maximum flexibility and price/performance.
KOSS ED1TCi Communication Headphones, Portable, Durable commercial and institutional headphones.
The in-line microphone allows for easy communication and works well in an education or commercial setting. An adjustable headband allows for custom comfort for all ages. 
The ultra-durable design, adjustable headband and in-line microphone create the ideal headphone for any commercial or institutional environment.Simple to use, push-to-talk, in-line microphone allows users to quickly and easily take a phone call while listening to their favorite music.