KSC21. Larger element for extended bass. Sportclip design for extra comfort. Open air, secure fit for active use. Hearing is believing. The sound of Koss. 15-18,000 Hz. 36 Ohms. 101 dB SPL. 4 ft/1.2 m. 3.5 mm. Limited lifetime warranty. CE listed. Printed in China. Made in China.
View full description
Item# : SPM18475944504
Model # : RNAB01N06HBUW