Panasonic On-Ear Stereo Headphones RP-HT21 (50-Pack)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Lightweight， open-air design on-ear headphones weigh just 1.2 oz. (without cable)</li><li>30mm large neodymium drivers with XBS deliver rich powerful bass and natural treble. 16Hz - 22kHz frequency response</li><li>Comfort-fit with a wide headband and foam-cushioned earcups for added listening comfort</li><li>Long， 4.5 ft. cable threads comfortably through clothes</li></ul></div><img src="http://ecx.images-amazon.com/images/I/61488G-sohL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ehlIqHRML.jpg" noproxy>