Koss KE29S Isolating Earbud (Silver) (Discontinued by Manufacturer)
The Koss KE29S is a portable isolation earbud stereophone.  With a dynamic element for extended frequency response of 15-20,000 Hz. This compact design provides a robust sound.  The KE29S is a lightweight, in-the-ear earbud for music on-the-go.  The straight, dual entry 4 foot cord includes an inline volume control.  A convenient carrying case provides protective storage and the small, medium and large silicone ear cushions included allow for a customized fit.