MEElectronics M21P-BK In-Ear Headphones with In-Line Microphone，Single Button Remote for iPod， iPhone and Smartphones (Black) (Discontinued by Manufacturer)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Microphone and Remote: Low-profile inline microphone and single button remote</li><li>Driver: 6.8 mm dynamic drivers</li><li>Frequency Response: 20Hz 20KHz</li><li>Sensitivity: 92 dB</li><li>Impedance: 16 ohms</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41H6siXtG7L.jpg" noproxy>